3640897720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2116801}}^1$

素因数の和:2116855

約数の個数: 32

約数和(自身を含む): 8382535920

約数和(自身を除く): 4741638200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2116801, 4233602, 8467204, 10584005, 16934408, 21168010, 42336020, 84672040, 91022443, 182044886, 364089772, 455112215, 728179544, 910224430, 1820448860, 3640897720]

約数ペア:

[(1, 3640897720), (2, 1820448860), (4, 910224430), (5, 728179544), (8, 455112215), (10, 364089772), (20, 182044886), (40, 91022443), (43, 84672040), (86, 42336020), (172, 21168010), (215, 16934408), (344, 10584005), (430, 8467204), (860, 4233602), (1720, 2116801)]