1455920

素因数分解:

$2^4\times 5^1\times {\mathrm{18199}}^1$

素因数の和:18212

約数の個数: 20

約数和(自身を含む): 3385200

約数和(自身を除く): 1929280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18199, 36398, 72796, 90995, 145592, 181990, 291184, 363980, 727960, 1455920]

約数ペア:

[(1, 1455920), (2, 727960), (4, 363980), (5, 291184), (8, 181990), (10, 145592), (16, 90995), (20, 72796), (40, 36398), (80, 18199)]