201024440

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{18143}}^1$

素因数の和:18431

約数の個数: 32

約数和(自身を含む): 453962880

約数和(自身を除く): 252938440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 18143, 36286, 72572, 90715, 145144, 181430, 362860, 725720, 5025611, 10051222, 20102444, 25128055, 40204888, 50256110, 100512220, 201024440]

約数ペア:

[(1, 201024440), (2, 100512220), (4, 50256110), (5, 40204888), (8, 25128055), (10, 20102444), (20, 10051222), (40, 5025611), (277, 725720), (554, 362860), (1108, 181430), (1385, 145144), (2216, 90715), (2770, 72572), (5540, 36286), (11080, 18143)]