189487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{789533}}^1$

素因数の和:789549

約数の個数: 40

約数和(自身を含む): 587413296

約数和(自身を除く): 397925376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 789533, 1579066, 2368599, 3158132, 3947665, 4737198, 6316264, 7895330, 9474396, 11842995, 12632528, 15790660, 18948792, 23685990, 31581320, 37897584, 47371980, 63162640, 94743960, 189487920]

約数ペア:

[(1, 189487920), (2, 94743960), (3, 63162640), (4, 47371980), (5, 37897584), (6, 31581320), (8, 23685990), (10, 18948792), (12, 15790660), (15, 12632528), (16, 11842995), (20, 9474396), (24, 7895330), (30, 6316264), (40, 4737198), (48, 3947665), (60, 3158132), (80, 2368599), (120, 1579066), (240, 789533)]