39508820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11689}}^1$

素因数の和:11724

約数の個数: 36

約数和(自身を含む): 89849340

約数和(自身を除く): 50340520

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 11689, 23378, 46756, 58445, 116890, 151957, 233780, 303914, 607828, 759785, 1519570, 1975441, 3039140, 3950882, 7901764, 9877205, 19754410, 39508820]

約数ペア:

[(1, 39508820), (2, 19754410), (4, 9877205), (5, 7901764), (10, 3950882), (13, 3039140), (20, 1975441), (26, 1519570), (52, 759785), (65, 607828), (130, 303914), (169, 233780), (260, 151957), (338, 116890), (676, 58445), (845, 46756), (1690, 23378), (3380, 11689)]