38159920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11093}}^1$

素因数の和:11149

約数の個数: 40

約数和(自身を含む): 90793296

約数和(自身を除く): 52633376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11093, 22186, 44372, 55465, 88744, 110930, 177488, 221860, 443720, 476999, 887440, 953998, 1907996, 2384995, 3815992, 4769990, 7631984, 9539980, 19079960, 38159920]

約数ペア:

[(1, 38159920), (2, 19079960), (4, 9539980), (5, 7631984), (8, 4769990), (10, 3815992), (16, 2384995), (20, 1907996), (40, 953998), (43, 887440), (80, 476999), (86, 443720), (172, 221860), (215, 177488), (344, 110930), (430, 88744), (688, 55465), (860, 44372), (1720, 22186), (3440, 11093)]