123888540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2064809}}^1$

素因数の和:2064821

約数の個数: 24

約数和(自身を含む): 346888080

約数和(自身を除く): 222999540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2064809, 4129618, 6194427, 8259236, 10324045, 12388854, 20648090, 24777708, 30972135, 41296180, 61944270, 123888540]

約数ペア:

[(1, 123888540), (2, 61944270), (3, 41296180), (4, 30972135), (5, 24777708), (6, 20648090), (10, 12388854), (12, 10324045), (15, 8259236), (20, 6194427), (30, 4129618), (60, 2064809)]