16266640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15667

約数の個数: 40

約数和(自身を含む): 40731768

約数和(自身を除く): 24465128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15641, 31282, 62564, 78205, 125128, 156410, 203333, 250256, 312820, 406666, 625640, 813332, 1016665, 1251280, 1626664, 2033330, 3253328, 4066660, 8133320, 16266640]

約数ペア:

[(1, 16266640), (2, 8133320), (4, 4066660), (5, 3253328), (8, 2033330), (10, 1626664), (13, 1251280), (16, 1016665), (20, 813332), (26, 625640), (40, 406666), (52, 312820), (65, 250256), (80, 203333), (104, 156410), (130, 125128), (208, 78205), (260, 62564), (520, 31282), (1040, 15641)]