712819820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{315407}}^1$

素因数の和:315529

約数の個数: 24

約数和(自身を含む): 1510173504

約数和(自身を除く): 797353684

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 315407, 630814, 1261628, 1577035, 3154070, 6308140, 35640991, 71281982, 142563964, 178204955, 356409910, 712819820]

約数ペア:

[(1, 712819820), (2, 356409910), (4, 178204955), (5, 142563964), (10, 71281982), (20, 35640991), (113, 6308140), (226, 3154070), (452, 1577035), (565, 1261628), (1130, 630814), (2260, 315407)]