20795510

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 38649312

約数和(自身を除く): 17853802

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 467, 610, 730, 934, 2335, 4453, 4670, 8906, 22265, 28487, 34091, 44530, 56974, 68182, 142435, 170455, 284870, 340910, 2079551, 4159102, 10397755, 20795510]

約数ペア:

[(1, 20795510), (2, 10397755), (5, 4159102), (10, 2079551), (61, 340910), (73, 284870), (122, 170455), (146, 142435), (305, 68182), (365, 56974), (467, 44530), (610, 34091), (730, 28487), (934, 22265), (2335, 8906), (4453, 4670)]