7897431890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1013791}}^1$

素因数の和:1013858

約数の個数: 32

約数和(自身を含む): 15328535040

約数和(自身を除く): 7431103150

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 1013791, 2027582, 5068955, 10137910, 19262029, 38524058, 41565431, 83130862, 96310145, 192620290, 207827155, 415654310, 789743189, 1579486378, 3948715945, 7897431890]

約数ペア:

[(1, 7897431890), (2, 3948715945), (5, 1579486378), (10, 789743189), (19, 415654310), (38, 207827155), (41, 192620290), (82, 96310145), (95, 83130862), (190, 41565431), (205, 38524058), (410, 19262029), (779, 10137910), (1558, 5068955), (3895, 2027582), (7790, 1013791)]