20356060

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1613}}^1$

素因数の和:2253

約数の個数: 24

約数和(自身を含む): 42842016

約数和(自身を除く): 22485956

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 1613, 2524, 3155, 3226, 6310, 6452, 8065, 12620, 16130, 32260, 1017803, 2035606, 4071212, 5089015, 10178030, 20356060]

約数ペア:

[(1, 20356060), (2, 10178030), (4, 5089015), (5, 4071212), (10, 2035606), (20, 1017803), (631, 32260), (1262, 16130), (1613, 12620), (2524, 8065), (3155, 6452), (3226, 6310)]