17471120

素因数分解:

$2^4\times 5^1\times {\mathrm{218389}}^1$

素因数の和:218402

約数の個数: 20

約数和(自身を含む): 40620540

約数和(自身を除く): 23149420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 218389, 436778, 873556, 1091945, 1747112, 2183890, 3494224, 4367780, 8735560, 17471120]

約数ペア:

[(1, 17471120), (2, 8735560), (4, 4367780), (5, 3494224), (8, 2183890), (10, 1747112), (16, 1091945), (20, 873556), (40, 436778), (80, 218389)]