2015761880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4581277}}^1$

素因数の和:4581299

約数の個数: 32

約数和(自身を含む): 4947780240

約数和(自身を除く): 2932018360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4581277, 9162554, 18325108, 22906385, 36650216, 45812770, 50394047, 91625540, 100788094, 183251080, 201576188, 251970235, 403152376, 503940470, 1007880940, 2015761880]

約数ペア:

[(1, 2015761880), (2, 1007880940), (4, 503940470), (5, 403152376), (8, 251970235), (10, 201576188), (11, 183251080), (20, 100788094), (22, 91625540), (40, 50394047), (44, 45812770), (55, 36650216), (88, 22906385), (110, 18325108), (220, 9162554), (440, 4581277)]