20199385460

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{832621}}^1$

素因数の和:833843

約数の個数: 24

約数和(自身を含む): 42453730536

約数和(自身を除く): 22254345076

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 12130, 24260, 832621, 1665242, 3330484, 4163105, 8326210, 16652420, 1009969273, 2019938546, 4039877092, 5049846365, 10099692730, 20199385460]

約数ペア:

[(1, 20199385460), (2, 10099692730), (4, 5049846365), (5, 4039877092), (10, 2019938546), (20, 1009969273), (1213, 16652420), (2426, 8326210), (4852, 4163105), (6065, 3330484), (12130, 1665242), (24260, 832621)]