13609040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2539}}^1$

素因数の和:2619

約数の個数: 40

約数和(自身を含む): 32125920

約数和(自身を除く): 18516880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2539, 2680, 5078, 5360, 10156, 12695, 20312, 25390, 40624, 50780, 101560, 170113, 203120, 340226, 680452, 850565, 1360904, 1701130, 2721808, 3402260, 6804520, 13609040]

約数ペア:

[(1, 13609040), (2, 6804520), (4, 3402260), (5, 2721808), (8, 1701130), (10, 1360904), (16, 850565), (20, 680452), (40, 340226), (67, 203120), (80, 170113), (134, 101560), (268, 50780), (335, 40624), (536, 25390), (670, 20312), (1072, 12695), (1340, 10156), (2539, 5360), (2680, 5078)]