15768220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60647}}^1$

素因数の和:60669

約数の個数: 24

約数和(自身を含む): 35661024

約数和(自身を除く): 19892804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60647, 121294, 242588, 303235, 606470, 788411, 1212940, 1576822, 3153644, 3942055, 7884110, 15768220]

約数ペア:

[(1, 15768220), (2, 7884110), (4, 3942055), (5, 3153644), (10, 1576822), (13, 1212940), (20, 788411), (26, 606470), (52, 303235), (65, 242588), (130, 121294), (260, 60647)]