13356760

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2549}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 30294000

約数和(自身を除く): 16937240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2549, 2620, 5098, 5240, 10196, 12745, 20392, 25490, 50980, 101960, 333919, 667838, 1335676, 1669595, 2671352, 3339190, 6678380, 13356760]

約数ペア:

[(1, 13356760), (2, 6678380), (4, 3339190), (5, 2671352), (8, 1669595), (10, 1335676), (20, 667838), (40, 333919), (131, 101960), (262, 50980), (524, 25490), (655, 20392), (1048, 12745), (1310, 10196), (2549, 5240), (2620, 5098)]