4944940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 14757120

約数和(自身を除く): 9812180

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 52, 55, 65, 70, 76, 77, 91, 95, 110, 130, 133, 140, 143, 154, 169, 182, 190, 209, 220, 247, 260, 266, 286, 308, 338, 364, 380, 385, 418, 455, 494, 532, 572, 665, 676, 715, 770, 836, 845, 910, 988, 1001, 1045, 1183, 1235, 1330, 1430, 1463, 1540, 1690, 1729, 1820, 1859, 2002, 2090, 2366, 2470, 2660, 2717, 2860, 2926, 3211, 3380, 3458, 3718, 4004, 4180, 4732, 4940, 5005, 5434, 5852, 5915, 6422, 6916, 7315, 7436, 8645, 9295, 10010, 10868, 11830, 12844, 13013, 13585, 14630, 16055, 17290, 18590, 19019, 20020, 22477, 23660, 26026, 27170, 29260, 32110, 34580, 35321, 37180, 38038, 44954, 52052, 54340, 64220, 65065, 70642, 76076, 89908, 95095, 112385, 130130, 141284, 176605, 190190, 224770, 247247, 260260, 353210, 380380, 449540, 494494, 706420, 988988, 1236235, 2472470, 4944940]

約数ペア:

[(1, 4944940), (2, 2472470), (4, 1236235), (5, 988988), (7, 706420), (10, 494494), (11, 449540), (13, 380380), (14, 353210), (19, 260260), (20, 247247), (22, 224770), (26, 190190), (28, 176605), (35, 141284), (38, 130130), (44, 112385), (52, 95095), (55, 89908), (65, 76076), (70, 70642), (76, 65065), (77, 64220), (91, 54340), (95, 52052), (110, 44954), (130, 38038), (133, 37180), (140, 35321), (143, 34580), (154, 32110), (169, 29260), (182, 27170), (190, 26026), (209, 23660), (220, 22477), (247, 20020), (260, 19019), (266, 18590), (286, 17290), (308, 16055), (338, 14630), (364, 13585), (380, 13013), (385, 12844), (418, 11830), (455, 10868), (494, 10010), (532, 9295), (572, 8645), (665, 7436), (676, 7315), (715, 6916), (770, 6422), (836, 5915), (845, 5852), (910, 5434), (988, 5005), (1001, 4940), (1045, 4732), (1183, 4180), (1235, 4004), (1330, 3718), (1430, 3458), (1463, 3380), (1540, 3211), (1690, 2926), (1729, 2860), (1820, 2717), (1859, 2660), (2002, 2470), (2090, 2366)]