9150520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2221}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 20797920

約数和(自身を除く): 11647400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2221, 4120, 4442, 8884, 11105, 17768, 22210, 44420, 88840, 228763, 457526, 915052, 1143815, 1830104, 2287630, 4575260, 9150520]

約数ペア:

[(1, 9150520), (2, 4575260), (4, 2287630), (5, 1830104), (8, 1143815), (10, 915052), (20, 457526), (40, 228763), (103, 88840), (206, 44420), (412, 22210), (515, 17768), (824, 11105), (1030, 8884), (2060, 4442), (2221, 4120)]