24987140

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1931}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 52581312

約数和(自身を除く): 27594172

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 1931, 2588, 3235, 3862, 6470, 7724, 9655, 12940, 19310, 38620, 1249357, 2498714, 4997428, 6246785, 12493570, 24987140]

約数ペア:

[(1, 24987140), (2, 12493570), (4, 6246785), (5, 4997428), (10, 2498714), (20, 1249357), (647, 38620), (1294, 19310), (1931, 12940), (2588, 9655), (3235, 7724), (3862, 6470)]