20732040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:476

約数の個数: 192

約数和(自身を含む): 81244800

約数和(自身を除く): 60512760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 433, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 866, 1064, 1140, 1197, 1260, 1299, 1330, 1368, 1596, 1710, 1732, 1995, 2165, 2280, 2394, 2520, 2598, 2660, 3031, 3192, 3420, 3464, 3897, 3990, 4330, 4788, 5196, 5320, 5985, 6062, 6495, 6840, 7794, 7980, 8227, 8660, 9093, 9576, 10392, 11970, 12124, 12990, 15155, 15588, 15960, 16454, 17320, 18186, 19485, 23940, 24248, 24681, 25980, 27279, 30310, 31176, 32908, 36372, 38970, 41135, 45465, 47880, 49362, 51960, 54558, 57589, 60620, 65816, 72744, 74043, 77940, 82270, 90930, 98724, 109116, 115178, 121240, 123405, 136395, 148086, 155880, 164540, 172767, 181860, 197448, 218232, 230356, 246810, 272790, 287945, 296172, 329080, 345534, 363720, 370215, 460712, 493620, 518301, 545580, 575890, 592344, 691068, 740430, 863835, 987240, 1036602, 1091160, 1151780, 1382136, 1480860, 1727670, 2073204, 2303560, 2591505, 2961720, 3455340, 4146408, 5183010, 6910680, 10366020, 20732040]

約数ペア:

[(1, 20732040), (2, 10366020), (3, 6910680), (4, 5183010), (5, 4146408), (6, 3455340), (7, 2961720), (8, 2591505), (9, 2303560), (10, 2073204), (12, 1727670), (14, 1480860), (15, 1382136), (18, 1151780), (19, 1091160), (20, 1036602), (21, 987240), (24, 863835), (28, 740430), (30, 691068), (35, 592344), (36, 575890), (38, 545580), (40, 518301), (42, 493620), (45, 460712), (56, 370215), (57, 363720), (60, 345534), (63, 329080), (70, 296172), (72, 287945), (76, 272790), (84, 246810), (90, 230356), (95, 218232), (105, 197448), (114, 181860), (120, 172767), (126, 164540), (133, 155880), (140, 148086), (152, 136395), (168, 123405), (171, 121240), (180, 115178), (190, 109116), (210, 98724), (228, 90930), (252, 82270), (266, 77940), (280, 74043), (285, 72744), (315, 65816), (342, 60620), (360, 57589), (380, 54558), (399, 51960), (420, 49362), (433, 47880), (456, 45465), (504, 41135), (532, 38970), (570, 36372), (630, 32908), (665, 31176), (684, 30310), (760, 27279), (798, 25980), (840, 24681), (855, 24248), (866, 23940), (1064, 19485), (1140, 18186), (1197, 17320), (1260, 16454), (1299, 15960), (1330, 15588), (1368, 15155), (1596, 12990), (1710, 12124), (1732, 11970), (1995, 10392), (2165, 9576), (2280, 9093), (2394, 8660), (2520, 8227), (2598, 7980), (2660, 7794), (3031, 6840), (3192, 6495), (3420, 6062), (3464, 5985), (3897, 5320), (3990, 5196), (4330, 4788)]