17219120

素因数分解:

$2^4\times 5^1\times {\mathrm{215239}}^1$

素因数の和:215252

約数の個数: 20

約数和(自身を含む): 40034640

約数和(自身を除く): 22815520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 215239, 430478, 860956, 1076195, 1721912, 2152390, 3443824, 4304780, 8609560, 17219120]

約数ペア:

[(1, 17219120), (2, 8609560), (4, 4304780), (5, 3443824), (8, 2152390), (10, 1721912), (16, 1076195), (20, 860956), (40, 430478), (80, 215239)]