7888938620

素因数分解:

$2^2\times 5^1\times {\mathrm{2729}}^1\times {\mathrm{144539}}^1$

素因数の和:147277

約数の個数: 24

約数和(自身を含む): 16572956400

約数和(自身を除く): 8684017780

約数列:

[1, 2, 4, 5, 10, 20, 2729, 5458, 10916, 13645, 27290, 54580, 144539, 289078, 578156, 722695, 1445390, 2890780, 394446931, 788893862, 1577787724, 1972234655, 3944469310, 7888938620]

約数ペア:

[(1, 7888938620), (2, 3944469310), (4, 1972234655), (5, 1577787724), (10, 788893862), (20, 394446931), (2729, 2890780), (5458, 1445390), (10916, 722695), (13645, 578156), (27290, 289078), (54580, 144539)]