9112520

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 20590200

約数和(自身を除く): 11477680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 557, 818, 1114, 1636, 2045, 2228, 2785, 3272, 4090, 4456, 5570, 8180, 11140, 16360, 22280, 227813, 455626, 911252, 1139065, 1822504, 2278130, 4556260, 9112520]

約数ペア:

[(1, 9112520), (2, 4556260), (4, 2278130), (5, 1822504), (8, 1139065), (10, 911252), (20, 455626), (40, 227813), (409, 22280), (557, 16360), (818, 11140), (1114, 8180), (1636, 5570), (2045, 4456), (2228, 4090), (2785, 3272)]