30369820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6871}}^1$

素因数の和:6910

約数の個数: 48

約数和(自身を含む): 72733248

約数和(自身を除く): 42363428

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 6871, 13742, 27484, 34355, 68710, 89323, 116807, 137420, 178646, 233614, 357292, 446615, 467228, 584035, 893230, 1168070, 1518491, 1786460, 2336140, 3036982, 6073964, 7592455, 15184910, 30369820]

約数ペア:

[(1, 30369820), (2, 15184910), (4, 7592455), (5, 6073964), (10, 3036982), (13, 2336140), (17, 1786460), (20, 1518491), (26, 1168070), (34, 893230), (52, 584035), (65, 467228), (68, 446615), (85, 357292), (130, 233614), (170, 178646), (221, 137420), (260, 116807), (340, 89323), (442, 68710), (884, 34355), (1105, 27484), (2210, 13742), (4420, 6871)]