20450730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8629}}^1$

素因数の和:8718

約数の個数: 32

約数和(自身を含む): 49708800

約数和(自身を除く): 29258070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8629, 17258, 25887, 43145, 51774, 86290, 129435, 258870, 681691, 1363382, 2045073, 3408455, 4090146, 6816910, 10225365, 20450730]

約数ペア:

[(1, 20450730), (2, 10225365), (3, 6816910), (5, 4090146), (6, 3408455), (10, 2045073), (15, 1363382), (30, 681691), (79, 258870), (158, 129435), (237, 86290), (395, 51774), (474, 43145), (790, 25887), (1185, 17258), (2370, 8629)]