40877590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{821}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 79543296

約数和(自身を除く): 38665706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 383, 766, 821, 1642, 1915, 3830, 4105, 4979, 8210, 9958, 10673, 21346, 24895, 49790, 53365, 106730, 314443, 628886, 1572215, 3144430, 4087759, 8175518, 20438795, 40877590]

約数ペア:

[(1, 40877590), (2, 20438795), (5, 8175518), (10, 4087759), (13, 3144430), (26, 1572215), (65, 628886), (130, 314443), (383, 106730), (766, 53365), (821, 49790), (1642, 24895), (1915, 21346), (3830, 10673), (4105, 9958), (4979, 8210)]