20245888210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{47491}}^1$

素因数の和:48066

約数の個数: 32

約数和(自身を含む): 36929779200

約数和(自身を除く): 16683890990

約数列:

[1, 2, 5, 10, 89, 178, 445, 479, 890, 958, 2395, 4790, 42631, 47491, 85262, 94982, 213155, 237455, 426310, 474910, 4226699, 8453398, 21133495, 22748189, 42266990, 45496378, 113740945, 227481890, 2024588821, 4049177642, 10122944105, 20245888210]

約数ペア:

[(1, 20245888210), (2, 10122944105), (5, 4049177642), (10, 2024588821), (89, 227481890), (178, 113740945), (445, 45496378), (479, 42266990), (890, 22748189), (958, 21133495), (2395, 8453398), (4790, 4226699), (42631, 474910), (47491, 426310), (85262, 237455), (94982, 213155)]