20170740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6343}}^1$

素因数の和:6408

約数の個数: 48

約数和(自身を含む): 57552768

約数和(自身を除く): 37382028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6343, 12686, 19029, 25372, 31715, 38058, 63430, 76116, 95145, 126860, 190290, 336179, 380580, 672358, 1008537, 1344716, 1680895, 2017074, 3361790, 4034148, 5042685, 6723580, 10085370, 20170740]

約数ペア:

[(1, 20170740), (2, 10085370), (3, 6723580), (4, 5042685), (5, 4034148), (6, 3361790), (10, 2017074), (12, 1680895), (15, 1344716), (20, 1008537), (30, 672358), (53, 380580), (60, 336179), (106, 190290), (159, 126860), (212, 95145), (265, 76116), (318, 63430), (530, 38058), (636, 31715), (795, 25372), (1060, 19029), (1590, 12686), (3180, 6343)]