28728780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{478813}}^1$

素因数の和:478825

約数の個数: 24

約数和(自身を含む): 80440752

約数和(自身を除く): 51711972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 478813, 957626, 1436439, 1915252, 2394065, 2872878, 4788130, 5745756, 7182195, 9576260, 14364390, 28728780]

約数ペア:

[(1, 28728780), (2, 14364390), (3, 9576260), (4, 7182195), (5, 5745756), (6, 4788130), (10, 2872878), (12, 2394065), (15, 1915252), (20, 1436439), (30, 957626), (60, 478813)]