201409660

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{5167}}^1$

素因数の和:7125

約数の個数: 24

約数和(自身を含む): 423259200

約数和(自身を除く): 221849540

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 5167, 7796, 9745, 10334, 19490, 20668, 25835, 38980, 51670, 103340, 10070483, 20140966, 40281932, 50352415, 100704830, 201409660]

約数ペア:

[(1, 201409660), (2, 100704830), (4, 50352415), (5, 40281932), (10, 20140966), (20, 10070483), (1949, 103340), (3898, 51670), (5167, 38980), (7796, 25835), (9745, 20668), (10334, 19490)]