124359920

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3541}}^1$

素因数の和:3993

約数の個数: 40

約数和(自身を含む): 289877280

約数和(自身を除く): 165517360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 3541, 4390, 7024, 7082, 8780, 14164, 17560, 17705, 28328, 35120, 35410, 56656, 70820, 141640, 283280, 1554499, 3108998, 6217996, 7772495, 12435992, 15544990, 24871984, 31089980, 62179960, 124359920]

約数ペア:

[(1, 124359920), (2, 62179960), (4, 31089980), (5, 24871984), (8, 15544990), (10, 12435992), (16, 7772495), (20, 6217996), (40, 3108998), (80, 1554499), (439, 283280), (878, 141640), (1756, 70820), (2195, 56656), (3512, 35410), (3541, 35120), (4390, 28328), (7024, 17705), (7082, 17560), (8780, 14164)]