39948780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{665813}}^1$

素因数の和:665825

約数の個数: 24

約数和(自身を含む): 111856752

約数和(自身を除く): 71907972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 665813, 1331626, 1997439, 2663252, 3329065, 3994878, 6658130, 7989756, 9987195, 13316260, 19974390, 39948780]

約数ペア:

[(1, 39948780), (2, 19974390), (3, 13316260), (4, 9987195), (5, 7989756), (6, 6658130), (10, 3994878), (12, 3329065), (15, 2663252), (20, 1997439), (30, 1331626), (60, 665813)]