38721850

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{9803}}^1$

素因数の和:9894

約数の個数: 24

約数和(自身を含む): 72941760

約数和(自身を除く): 34219910

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 9803, 19606, 49015, 98030, 245075, 490150, 774437, 1548874, 3872185, 7744370, 19360925, 38721850]

約数ペア:

[(1, 38721850), (2, 19360925), (5, 7744370), (10, 3872185), (25, 1548874), (50, 774437), (79, 490150), (158, 245075), (395, 98030), (790, 49015), (1975, 19606), (3950, 9803)]