20151260

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2887}}^1$

素因数の和:3245

約数の個数: 24

約数和(自身を含む): 42453600

約数和(自身を除く): 22302340

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 2887, 3490, 5774, 6980, 11548, 14435, 28870, 57740, 1007563, 2015126, 4030252, 5037815, 10075630, 20151260]

約数ペア:

[(1, 20151260), (2, 10075630), (4, 5037815), (5, 4030252), (10, 2015126), (20, 1007563), (349, 57740), (698, 28870), (1396, 14435), (1745, 11548), (2887, 6980), (3490, 5774)]