15747040

素因数分解:

$2^5\times 5^1\times {\mathrm{98419}}^1$

素因数の和:98434

約数の個数: 24

約数和(自身を含む): 37202760

約数和(自身を除く): 21455720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 98419, 196838, 393676, 492095, 787352, 984190, 1574704, 1968380, 3149408, 3936760, 7873520, 15747040]

約数ペア:

[(1, 15747040), (2, 7873520), (4, 3936760), (5, 3149408), (8, 1968380), (10, 1574704), (16, 984190), (20, 787352), (32, 492095), (40, 393676), (80, 196838), (160, 98419)]