87569240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199021}}^1$

素因数の和:199043

約数の個数: 32

約数和(自身を含む): 214943760

約数和(自身を除く): 127374520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 199021, 398042, 796084, 995105, 1592168, 1990210, 2189231, 3980420, 4378462, 7960840, 8756924, 10946155, 17513848, 21892310, 43784620, 87569240]

約数ペア:

[(1, 87569240), (2, 43784620), (4, 21892310), (5, 17513848), (8, 10946155), (10, 8756924), (11, 7960840), (20, 4378462), (22, 3980420), (40, 2189231), (44, 1990210), (55, 1592168), (88, 995105), (110, 796084), (220, 398042), (440, 199021)]