40353890

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{9631}}^1$

素因数の和:10057

約数の個数: 16

約数和(自身を含む): 72817920

約数和(自身を除く): 32464030

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 9631, 19262, 48155, 96310, 4035389, 8070778, 20176945, 40353890]

約数ペア:

[(1, 40353890), (2, 20176945), (5, 8070778), (10, 4035389), (419, 96310), (838, 48155), (2095, 19262), (4190, 9631)]