4891980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{81533}}^1$

素因数の和:81545

約数の個数: 24

約数和(自身を含む): 13697712

約数和(自身を除く): 8805732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 81533, 163066, 244599, 326132, 407665, 489198, 815330, 978396, 1222995, 1630660, 2445990, 4891980]

約数ペア:

[(1, 4891980), (2, 2445990), (3, 1630660), (4, 1222995), (5, 978396), (6, 815330), (10, 489198), (12, 407665), (15, 326132), (20, 244599), (30, 163066), (60, 81533)]