8445520

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{461}}^1$

素因数の和:703

約数の個数: 40

約数和(自身を含む): 19764360

約数和(自身を除く): 11318840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 461, 916, 922, 1145, 1832, 1844, 2290, 2305, 3664, 3688, 4580, 4610, 7376, 9160, 9220, 18320, 18440, 36880, 105569, 211138, 422276, 527845, 844552, 1055690, 1689104, 2111380, 4222760, 8445520]

約数ペア:

[(1, 8445520), (2, 4222760), (4, 2111380), (5, 1689104), (8, 1055690), (10, 844552), (16, 527845), (20, 422276), (40, 211138), (80, 105569), (229, 36880), (458, 18440), (461, 18320), (916, 9220), (922, 9160), (1145, 7376), (1832, 4610), (1844, 4580), (2290, 3688), (2305, 3664)]