18106760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{64667}}^1$

素因数の和:64685

約数の個数: 32

約数和(自身を含む): 46560960

約数和(自身を除く): 28454200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 64667, 129334, 258668, 323335, 452669, 517336, 646670, 905338, 1293340, 1810676, 2263345, 2586680, 3621352, 4526690, 9053380, 18106760]

約数ペア:

[(1, 18106760), (2, 9053380), (4, 4526690), (5, 3621352), (7, 2586680), (8, 2263345), (10, 1810676), (14, 1293340), (20, 905338), (28, 646670), (35, 517336), (40, 452669), (56, 323335), (70, 258668), (140, 129334), (280, 64667)]