610419640

素因数分解:

$2^3\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{6871}}^1$

素因数の和:9103

約数の個数: 32

約数和(自身を含む): 1374262560

約数和(自身を除く): 763842920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2221, 4442, 6871, 8884, 11105, 13742, 17768, 22210, 27484, 34355, 44420, 54968, 68710, 88840, 137420, 274840, 15260491, 30520982, 61041964, 76302455, 122083928, 152604910, 305209820, 610419640]

約数ペア:

[(1, 610419640), (2, 305209820), (4, 152604910), (5, 122083928), (8, 76302455), (10, 61041964), (20, 30520982), (40, 15260491), (2221, 274840), (4442, 137420), (6871, 88840), (8884, 68710), (11105, 54968), (13742, 44420), (17768, 34355), (22210, 27484)]