31628140

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4129}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 66608640

約数和(自身を除く): 34980500

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 4129, 7660, 8258, 16516, 20645, 41290, 82580, 1581407, 3162814, 6325628, 7907035, 15814070, 31628140]

約数ペア:

[(1, 31628140), (2, 15814070), (4, 7907035), (5, 6325628), (10, 3162814), (20, 1581407), (383, 82580), (766, 41290), (1532, 20645), (1915, 16516), (3830, 8258), (4129, 7660)]