39408980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151573}}^1$

素因数の和:151595

約数の個数: 24

約数和(自身を含む): 89125512

約数和(自身を除く): 49716532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 151573, 303146, 606292, 757865, 1515730, 1970449, 3031460, 3940898, 7881796, 9852245, 19704490, 39408980]

約数ペア:

[(1, 39408980), (2, 19704490), (4, 9852245), (5, 7881796), (10, 3940898), (13, 3031460), (20, 1970449), (26, 1515730), (52, 757865), (65, 606292), (130, 303146), (260, 151573)]