15830320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17989}}^1$

素因数の和:18013

約数の個数: 40

約数和(自身を含む): 40153680

約数和(自身を除く): 24323360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 17989, 35978, 71956, 89945, 143912, 179890, 197879, 287824, 359780, 395758, 719560, 791516, 989395, 1439120, 1583032, 1978790, 3166064, 3957580, 7915160, 15830320]

約数ペア:

[(1, 15830320), (2, 7915160), (4, 3957580), (5, 3166064), (8, 1978790), (10, 1583032), (11, 1439120), (16, 989395), (20, 791516), (22, 719560), (40, 395758), (44, 359780), (55, 287824), (80, 197879), (88, 179890), (110, 143912), (176, 89945), (220, 71956), (440, 35978), (880, 17989)]