401788010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{2617}}^1$

素因数の和:3818

約数の個数: 32

約数和(自身を含む): 779807952

約数和(自身を除く): 378019942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1181, 2362, 2617, 5234, 5905, 11810, 13085, 15353, 26170, 30706, 34021, 68042, 76765, 153530, 170105, 340210, 3090677, 6181354, 15453385, 30906770, 40178801, 80357602, 200894005, 401788010]

約数ペア:

[(1, 401788010), (2, 200894005), (5, 80357602), (10, 40178801), (13, 30906770), (26, 15453385), (65, 6181354), (130, 3090677), (1181, 340210), (2362, 170105), (2617, 153530), (5234, 76765), (5905, 68042), (11810, 34021), (13085, 30706), (15353, 26170)]