24747980

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1721}}^1$

素因数の和:2449

約数の個数: 24

約数和(自身を含む): 52073280

約数和(自身を除く): 27325300

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 1721, 2876, 3442, 3595, 6884, 7190, 8605, 14380, 17210, 34420, 1237399, 2474798, 4949596, 6186995, 12373990, 24747980]

約数ペア:

[(1, 24747980), (2, 12373990), (4, 6186995), (5, 4949596), (10, 2474798), (20, 1237399), (719, 34420), (1438, 17210), (1721, 14380), (2876, 8605), (3442, 7190), (3595, 6884)]