1259621140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{65537}}^1$

素因数の和:65608

約数の個数: 36

約数和(自身を含む): 2733327828

約数和(自身を除く): 1473706688

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 9610, 19220, 65537, 131074, 262148, 327685, 655370, 1310740, 2031647, 4063294, 8126588, 10158235, 20316470, 40632940, 62981057, 125962114, 251924228, 314905285, 629810570, 1259621140]

約数ペア:

[(1, 1259621140), (2, 629810570), (4, 314905285), (5, 251924228), (10, 125962114), (20, 62981057), (31, 40632940), (62, 20316470), (124, 10158235), (155, 8126588), (310, 4063294), (620, 2031647), (961, 1310740), (1922, 655370), (3844, 327685), (4805, 262148), (9610, 131074), (19220, 65537)]