1252830520

素因数分解:

$2^3\times 5^1\times {\mathrm{31320763}}^1$

素因数の和:31320774

約数の個数: 16

約数和(自身を含む): 2818868760

約数和(自身を除く): 1566038240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 31320763, 62641526, 125283052, 156603815, 250566104, 313207630, 626415260, 1252830520]

約数ペア:

[(1, 1252830520), (2, 626415260), (4, 313207630), (5, 250566104), (8, 156603815), (10, 125283052), (20, 62641526), (40, 31320763)]