40373320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77641}}^1$

素因数の和:77665

約数の個数: 32

約数和(自身を含む): 97828920

約数和(自身を除く): 57455600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77641, 155282, 310564, 388205, 621128, 776410, 1009333, 1552820, 2018666, 3105640, 4037332, 5046665, 8074664, 10093330, 20186660, 40373320]

約数ペア:

[(1, 40373320), (2, 20186660), (4, 10093330), (5, 8074664), (8, 5046665), (10, 4037332), (13, 3105640), (20, 2018666), (26, 1552820), (40, 1009333), (52, 776410), (65, 621128), (104, 388205), (130, 310564), (260, 155282), (520, 77641)]