1838383820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 4899799296

約数和(自身を除く): 3061415476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 73, 91, 101, 130, 137, 140, 146, 182, 202, 260, 274, 292, 364, 365, 404, 455, 505, 511, 548, 685, 707, 730, 910, 949, 959, 1010, 1022, 1313, 1370, 1414, 1460, 1781, 1820, 1898, 1918, 2020, 2044, 2555, 2626, 2740, 2828, 3535, 3562, 3796, 3836, 4745, 4795, 5110, 5252, 6565, 6643, 7070, 7124, 7373, 8905, 9191, 9490, 9590, 10001, 10220, 12467, 13130, 13286, 13837, 14140, 14746, 17810, 18382, 18980, 19180, 20002, 24934, 26260, 26572, 27674, 29492, 33215, 35620, 36764, 36865, 40004, 45955, 49868, 50005, 51611, 55348, 62335, 66430, 69185, 70007, 73730, 91910, 95849, 96859, 100010, 103222, 124670, 130013, 132860, 138370, 140014, 147460, 179881, 183820, 191698, 193718, 200020, 206444, 249340, 258055, 260026, 276740, 280028, 350035, 359762, 383396, 387436, 479245, 484295, 516110, 520052, 650065, 670943, 700070, 719524, 899405, 910091, 958490, 968590, 1010101, 1032220, 1259167, 1300130, 1341886, 1400140, 1798810, 1820182, 1916980, 1937180, 2020202, 2518334, 2600260, 2683772, 3354715, 3597620, 3640364, 4040404, 4550455, 5036668, 5050505, 6295835, 6709430, 7070707, 9100910, 10101010, 12591670, 13131313, 13418860, 14141414, 18201820, 20202020, 25183340, 26262626, 28282828, 35353535, 52525252, 65656565, 70707070, 91919191, 131313130, 141414140, 183838382, 262626260, 367676764, 459595955, 919191910, 1838383820]

約数ペア:

[(1, 1838383820), (2, 919191910), (4, 459595955), (5, 367676764), (7, 262626260), (10, 183838382), (13, 141414140), (14, 131313130), (20, 91919191), (26, 70707070), (28, 65656565), (35, 52525252), (52, 35353535), (65, 28282828), (70, 26262626), (73, 25183340), (91, 20202020), (101, 18201820), (130, 14141414), (137, 13418860), (140, 13131313), (146, 12591670), (182, 10101010), (202, 9100910), (260, 7070707), (274, 6709430), (292, 6295835), (364, 5050505), (365, 5036668), (404, 4550455), (455, 4040404), (505, 3640364), (511, 3597620), (548, 3354715), (685, 2683772), (707, 2600260), (730, 2518334), (910, 2020202), (949, 1937180), (959, 1916980), (1010, 1820182), (1022, 1798810), (1313, 1400140), (1370, 1341886), (1414, 1300130), (1460, 1259167), (1781, 1032220), (1820, 1010101), (1898, 968590), (1918, 958490), (2020, 910091), (2044, 899405), (2555, 719524), (2626, 700070), (2740, 670943), (2828, 650065), (3535, 520052), (3562, 516110), (3796, 484295), (3836, 479245), (4745, 387436), (4795, 383396), (5110, 359762), (5252, 350035), (6565, 280028), (6643, 276740), (7070, 260026), (7124, 258055), (7373, 249340), (8905, 206444), (9191, 200020), (9490, 193718), (9590, 191698), (10001, 183820), (10220, 179881), (12467, 147460), (13130, 140014), (13286, 138370), (13837, 132860), (14140, 130013), (14746, 124670), (17810, 103222), (18382, 100010), (18980, 96859), (19180, 95849), (20002, 91910), (24934, 73730), (26260, 70007), (26572, 69185), (27674, 66430), (29492, 62335), (33215, 55348), (35620, 51611), (36764, 50005), (36865, 49868), (40004, 45955)]