2021467550

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{308621}}^1$

素因数の和:308764

約数の個数: 24

約数和(自身を含む): 3788643672

約数和(自身を除く): 1767176122

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 655, 1310, 3275, 6550, 308621, 617242, 1543105, 3086210, 7715525, 15431050, 40429351, 80858702, 202146755, 404293510, 1010733775, 2021467550]

約数ペア:

[(1, 2021467550), (2, 1010733775), (5, 404293510), (10, 202146755), (25, 80858702), (50, 40429351), (131, 15431050), (262, 7715525), (655, 3086210), (1310, 1543105), (3275, 617242), (6550, 308621)]