133647560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47059}}^1$

素因数の和:47141

約数の個数: 32

約数和(自身を含む): 304948800

約数和(自身を除く): 171301240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 47059, 94118, 188236, 235295, 376472, 470590, 941180, 1882360, 3341189, 6682378, 13364756, 16705945, 26729512, 33411890, 66823780, 133647560]

約数ペア:

[(1, 133647560), (2, 66823780), (4, 33411890), (5, 26729512), (8, 16705945), (10, 13364756), (20, 6682378), (40, 3341189), (71, 1882360), (142, 941180), (284, 470590), (355, 376472), (568, 235295), (710, 188236), (1420, 94118), (2840, 47059)]