39959120

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1627}}^1$

素因数の和:1947

約数の個数: 40

約数和(自身を含む): 93264864

約数和(自身を除く): 53305744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 1627, 2456, 3070, 3254, 4912, 6140, 6508, 8135, 12280, 13016, 16270, 24560, 26032, 32540, 65080, 130160, 499489, 998978, 1997956, 2497445, 3995912, 4994890, 7991824, 9989780, 19979560, 39959120]

約数ペア:

[(1, 39959120), (2, 19979560), (4, 9989780), (5, 7991824), (8, 4994890), (10, 3995912), (16, 2497445), (20, 1997956), (40, 998978), (80, 499489), (307, 130160), (614, 65080), (1228, 32540), (1535, 26032), (1627, 24560), (2456, 16270), (3070, 13016), (3254, 12280), (4912, 8135), (6140, 6508)]