40653860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156361}}^1$

素因数の和:156383

約数の個数: 24

約数和(自身を含む): 91940856

約数和(自身を除く): 51286996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156361, 312722, 625444, 781805, 1563610, 2032693, 3127220, 4065386, 8130772, 10163465, 20326930, 40653860]

約数ペア:

[(1, 40653860), (2, 20326930), (4, 10163465), (5, 8130772), (10, 4065386), (13, 3127220), (20, 2032693), (26, 1563610), (52, 781805), (65, 625444), (130, 312722), (260, 156361)]