2912605960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{178907}}^1$

素因数の和:178966

約数の個数: 64

約数和(自身を含む): 7342384320

約数和(自身を除く): 4429778360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 16280, 178907, 357814, 715628, 894535, 1431256, 1789070, 1967977, 3578140, 3935954, 6619559, 7156280, 7871908, 9839885, 13239118, 15743816, 19679770, 26478236, 33097795, 39359540, 52956472, 66195590, 72815149, 78719080, 132391180, 145630298, 264782360, 291260596, 364075745, 582521192, 728151490, 1456302980, 2912605960]

約数ペア:

[(1, 2912605960), (2, 1456302980), (4, 728151490), (5, 582521192), (8, 364075745), (10, 291260596), (11, 264782360), (20, 145630298), (22, 132391180), (37, 78719080), (40, 72815149), (44, 66195590), (55, 52956472), (74, 39359540), (88, 33097795), (110, 26478236), (148, 19679770), (185, 15743816), (220, 13239118), (296, 9839885), (370, 7871908), (407, 7156280), (440, 6619559), (740, 3935954), (814, 3578140), (1480, 1967977), (1628, 1789070), (2035, 1431256), (3256, 894535), (4070, 715628), (8140, 357814), (16280, 178907)]