40395560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21487}}^1$

素因数の和:21545

約数の個数: 32

約数和(自身を含む): 92828160

約数和(自身を除く): 52432600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21487, 42974, 85948, 107435, 171896, 214870, 429740, 859480, 1009889, 2019778, 4039556, 5049445, 8079112, 10098890, 20197780, 40395560]

約数ペア:

[(1, 40395560), (2, 20197780), (4, 10098890), (5, 8079112), (8, 5049445), (10, 4039556), (20, 2019778), (40, 1009889), (47, 859480), (94, 429740), (188, 214870), (235, 171896), (376, 107435), (470, 85948), (940, 42974), (1880, 21487)]