39912340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153509}}^1$

素因数の和:153531

約数の個数: 24

約数和(自身を含む): 90263880

約数和(自身を除く): 50351540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153509, 307018, 614036, 767545, 1535090, 1995617, 3070180, 3991234, 7982468, 9978085, 19956170, 39912340]

約数ペア:

[(1, 39912340), (2, 19956170), (4, 9978085), (5, 7982468), (10, 3991234), (13, 3070180), (20, 1995617), (26, 1535090), (52, 767545), (65, 614036), (130, 307018), (260, 153509)]