40864330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 84188160

約数和(自身を除く): 43323830

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 79, 115, 130, 158, 173, 230, 299, 346, 395, 598, 790, 865, 1027, 1495, 1730, 1817, 2054, 2249, 2990, 3634, 3979, 4498, 5135, 7958, 9085, 10270, 11245, 13667, 18170, 19895, 22490, 23621, 27334, 39790, 47242, 51727, 68335, 103454, 118105, 136670, 177671, 236210, 258635, 314341, 355342, 517270, 628682, 888355, 1571705, 1776710, 3143410, 4086433, 8172866, 20432165, 40864330]

約数ペア:

[(1, 40864330), (2, 20432165), (5, 8172866), (10, 4086433), (13, 3143410), (23, 1776710), (26, 1571705), (46, 888355), (65, 628682), (79, 517270), (115, 355342), (130, 314341), (158, 258635), (173, 236210), (230, 177671), (299, 136670), (346, 118105), (395, 103454), (598, 68335), (790, 51727), (865, 47242), (1027, 39790), (1495, 27334), (1730, 23621), (1817, 22490), (2054, 19895), (2249, 18170), (2990, 13667), (3634, 11245), (3979, 10270), (4498, 9085), (5135, 7958)]