40258660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154841}}^1$

素因数の和:154863

約数の個数: 24

約数和(自身を含む): 91047096

約数和(自身を除く): 50788436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 154841, 309682, 619364, 774205, 1548410, 2012933, 3096820, 4025866, 8051732, 10064665, 20129330, 40258660]

約数ペア:

[(1, 40258660), (2, 20129330), (4, 10064665), (5, 8051732), (10, 4025866), (13, 3096820), (20, 2012933), (26, 1548410), (52, 774205), (65, 619364), (130, 309682), (260, 154841)]