61915480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140717}}^1$

素因数の和:140739

約数の個数: 32

約数和(自身を含む): 151975440

約数和(自身を除く): 90059960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140717, 281434, 562868, 703585, 1125736, 1407170, 1547887, 2814340, 3095774, 5628680, 6191548, 7739435, 12383096, 15478870, 30957740, 61915480]

約数ペア:

[(1, 61915480), (2, 30957740), (4, 15478870), (5, 12383096), (8, 7739435), (10, 6191548), (11, 5628680), (20, 3095774), (22, 2814340), (40, 1547887), (44, 1407170), (55, 1125736), (88, 703585), (110, 562868), (220, 281434), (440, 140717)]