24744920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8713}}^1$

素因数の和:8795

約数の個数: 32

約数和(自身を含む): 56466720

約数和(自身を除く): 31721800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8713, 17426, 34852, 43565, 69704, 87130, 174260, 348520, 618623, 1237246, 2474492, 3093115, 4948984, 6186230, 12372460, 24744920]

約数ペア:

[(1, 24744920), (2, 12372460), (4, 6186230), (5, 4948984), (8, 3093115), (10, 2474492), (20, 1237246), (40, 618623), (71, 348520), (142, 174260), (284, 87130), (355, 69704), (568, 43565), (710, 34852), (1420, 17426), (2840, 8713)]