280008780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4666813}}^1$

素因数の和:4666825

約数の個数: 24

約数和(自身を含む): 784024752

約数和(自身を除く): 504015972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4666813, 9333626, 14000439, 18667252, 23334065, 28000878, 46668130, 56001756, 70002195, 93336260, 140004390, 280008780]

約数ペア:

[(1, 280008780), (2, 140004390), (3, 93336260), (4, 70002195), (5, 56001756), (6, 46668130), (10, 28000878), (12, 23334065), (15, 18667252), (20, 14000439), (30, 9333626), (60, 4666813)]