1511980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4447}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 3362688

約数和(自身を除く): 1850708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4447, 8894, 17788, 22235, 44470, 75599, 88940, 151198, 302396, 377995, 755990, 1511980]

約数ペア:

[(1, 1511980), (2, 755990), (4, 377995), (5, 302396), (10, 151198), (17, 88940), (20, 75599), (34, 44470), (68, 22235), (85, 17788), (170, 8894), (340, 4447)]