210880520

素因数分解:

$2^3\times 5^1\times {\mathrm{5272013}}^1$

素因数の和:5272024

約数の個数: 16

約数和(自身を含む): 474481260

約数和(自身を除く): 263600740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5272013, 10544026, 21088052, 26360065, 42176104, 52720130, 105440260, 210880520]

約数ペア:

[(1, 210880520), (2, 105440260), (4, 52720130), (5, 42176104), (8, 26360065), (10, 21088052), (20, 10544026), (40, 5272013)]