8315560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18899}}^1$

素因数の和:18921

約数の個数: 32

約数和(自身を含む): 20412000

約数和(自身を除く): 12096440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18899, 37798, 75596, 94495, 151192, 188990, 207889, 377980, 415778, 755960, 831556, 1039445, 1663112, 2078890, 4157780, 8315560]

約数ペア:

[(1, 8315560), (2, 4157780), (4, 2078890), (5, 1663112), (8, 1039445), (10, 831556), (11, 755960), (20, 415778), (22, 377980), (40, 207889), (44, 188990), (55, 151192), (88, 94495), (110, 75596), (220, 37798), (440, 18899)]