28020230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 57824064

約数和(自身を除く): 29803834

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 613, 653, 1226, 1306, 3065, 3265, 4291, 4571, 6130, 6530, 8582, 9142, 21455, 22855, 42910, 45710, 400289, 800578, 2001445, 2802023, 4002890, 5604046, 14010115, 28020230]

約数ペア:

[(1, 28020230), (2, 14010115), (5, 5604046), (7, 4002890), (10, 2802023), (14, 2001445), (35, 800578), (70, 400289), (613, 45710), (653, 42910), (1226, 22855), (1306, 21455), (3065, 9142), (3265, 8582), (4291, 6530), (4571, 6130)]