49981240

素因数分解:

$2^3\times 5^1\times {\mathrm{1249531}}^1$

素因数の和:1249542

約数の個数: 16

約数和(自身を含む): 112457880

約数和(自身を除く): 62476640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249531, 2499062, 4998124, 6247655, 9996248, 12495310, 24990620, 49981240]

約数ペア:

[(1, 49981240), (2, 24990620), (4, 12495310), (5, 9996248), (8, 6247655), (10, 4998124), (20, 2499062), (40, 1249531)]