41488820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 89373648

約数和(自身を除く): 47884828

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 181, 292, 314, 362, 365, 628, 724, 730, 785, 905, 1460, 1570, 1810, 3140, 3620, 11461, 13213, 22922, 26426, 28417, 45844, 52852, 56834, 57305, 66065, 113668, 114610, 132130, 142085, 229220, 264260, 284170, 568340, 2074441, 4148882, 8297764, 10372205, 20744410, 41488820]

約数ペア:

[(1, 41488820), (2, 20744410), (4, 10372205), (5, 8297764), (10, 4148882), (20, 2074441), (73, 568340), (146, 284170), (157, 264260), (181, 229220), (292, 142085), (314, 132130), (362, 114610), (365, 113668), (628, 66065), (724, 57305), (730, 56834), (785, 52852), (905, 45844), (1460, 28417), (1570, 26426), (1810, 22922), (3140, 13213), (3620, 11461)]