8975560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20399}}^1$

素因数の和:20421

約数の個数: 32

約数和(自身を含む): 22032000

約数和(自身を除く): 13056440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20399, 40798, 81596, 101995, 163192, 203990, 224389, 407980, 448778, 815960, 897556, 1121945, 1795112, 2243890, 4487780, 8975560]

約数ペア:

[(1, 8975560), (2, 4487780), (4, 2243890), (5, 1795112), (8, 1121945), (10, 897556), (11, 815960), (20, 448778), (22, 407980), (40, 224389), (44, 203990), (55, 163192), (88, 101995), (110, 81596), (220, 40798), (440, 20399)]