79771980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1329533}}^1$

素因数の和:1329545

約数の個数: 24

約数和(自身を含む): 223361712

約数和(自身を除く): 143589732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1329533, 2659066, 3988599, 5318132, 6647665, 7977198, 13295330, 15954396, 19942995, 26590660, 39885990, 79771980]

約数ペア:

[(1, 79771980), (2, 39885990), (3, 26590660), (4, 19942995), (5, 15954396), (6, 13295330), (10, 7977198), (12, 6647665), (15, 5318132), (20, 3988599), (30, 2659066), (60, 1329533)]