408091390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{11971}}^1$

素因数の和:12472

約数の個数: 32

約数和(自身を含む): 841296384

約数和(自身を除く): 433204994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 487, 974, 2435, 3409, 4870, 6818, 11971, 17045, 23942, 34090, 59855, 83797, 119710, 167594, 418985, 837970, 5829877, 11659754, 29149385, 40809139, 58298770, 81618278, 204045695, 408091390]

約数ペア:

[(1, 408091390), (2, 204045695), (5, 81618278), (7, 58298770), (10, 40809139), (14, 29149385), (35, 11659754), (70, 5829877), (487, 837970), (974, 418985), (2435, 167594), (3409, 119710), (4870, 83797), (6818, 59855), (11971, 34090), (17045, 23942)]