15091980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251533}}^1$

素因数の和:251545

約数の個数: 24

約数和(自身を含む): 42257712

約数和(自身を除く): 27165732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251533, 503066, 754599, 1006132, 1257665, 1509198, 2515330, 3018396, 3772995, 5030660, 7545990, 15091980]

約数ペア:

[(1, 15091980), (2, 7545990), (3, 5030660), (4, 3772995), (5, 3018396), (6, 2515330), (10, 1509198), (12, 1257665), (15, 1006132), (20, 754599), (30, 503066), (60, 251533)]