4015570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 4693550

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 79, 85, 115, 130, 158, 170, 221, 230, 299, 391, 395, 442, 598, 782, 790, 1027, 1105, 1343, 1495, 1817, 1955, 2054, 2210, 2686, 2990, 3634, 3910, 5083, 5135, 6715, 9085, 10166, 10270, 13430, 17459, 18170, 23621, 25415, 30889, 34918, 47242, 50830, 61778, 87295, 118105, 154445, 174590, 236210, 308890, 401557, 803114, 2007785, 4015570]

約数ペア:

[(1, 4015570), (2, 2007785), (5, 803114), (10, 401557), (13, 308890), (17, 236210), (23, 174590), (26, 154445), (34, 118105), (46, 87295), (65, 61778), (79, 50830), (85, 47242), (115, 34918), (130, 30889), (158, 25415), (170, 23621), (221, 18170), (230, 17459), (299, 13430), (391, 10270), (395, 10166), (442, 9085), (598, 6715), (782, 5135), (790, 5083), (1027, 3910), (1105, 3634), (1343, 2990), (1495, 2686), (1817, 2210), (1955, 2054)]