40787780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{467}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 93877056

約数和(自身を除く): 53089276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 467, 794, 934, 1588, 1868, 1985, 2335, 3970, 4367, 4670, 5137, 7940, 8734, 9340, 10274, 17468, 20548, 21835, 25685, 43670, 51370, 87340, 102740, 185399, 370798, 741596, 926995, 1853990, 2039389, 3707980, 4078778, 8157556, 10196945, 20393890, 40787780]

約数ペア:

[(1, 40787780), (2, 20393890), (4, 10196945), (5, 8157556), (10, 4078778), (11, 3707980), (20, 2039389), (22, 1853990), (44, 926995), (55, 741596), (110, 370798), (220, 185399), (397, 102740), (467, 87340), (794, 51370), (934, 43670), (1588, 25685), (1868, 21835), (1985, 20548), (2335, 17468), (3970, 10274), (4367, 9340), (4670, 8734), (5137, 7940)]