30641390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18131}}^1$

素因数の和:18164

約数の個数: 24

約数和(自身を含む): 59726808

約数和(自身を除く): 29085418

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 18131, 36262, 90655, 181310, 235703, 471406, 1178515, 2357030, 3064139, 6128278, 15320695, 30641390]

約数ペア:

[(1, 30641390), (2, 15320695), (5, 6128278), (10, 3064139), (13, 2357030), (26, 1178515), (65, 471406), (130, 235703), (169, 181310), (338, 90655), (845, 36262), (1690, 18131)]