66972580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{14011}}^1$

素因数の和:14259

約数の個数: 24

約数和(自身を含む): 141240960

約数和(自身を除く): 74268380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 14011, 28022, 56044, 70055, 140110, 280220, 3348629, 6697258, 13394516, 16743145, 33486290, 66972580]

約数ペア:

[(1, 66972580), (2, 33486290), (4, 16743145), (5, 13394516), (10, 6697258), (20, 3348629), (239, 280220), (478, 140110), (956, 70055), (1195, 56044), (2390, 28022), (4780, 14011)]