61123480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{138917}}^1$

素因数の和:138939

約数の個数: 32

約数和(自身を含む): 150031440

約数和(自身を除く): 88907960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 138917, 277834, 555668, 694585, 1111336, 1389170, 1528087, 2778340, 3056174, 5556680, 6112348, 7640435, 12224696, 15280870, 30561740, 61123480]

約数ペア:

[(1, 61123480), (2, 30561740), (4, 15280870), (5, 12224696), (8, 7640435), (10, 6112348), (11, 5556680), (20, 3056174), (22, 2778340), (40, 1528087), (44, 1389170), (55, 1111336), (88, 694585), (110, 555668), (220, 277834), (440, 138917)]