208023520

素因数分解:

$2^5\times 5^1\times {\mathrm{1300147}}^1$

素因数の和:1300162

約数の個数: 24

約数和(自身を含む): 491455944

約数和(自身を除く): 283432424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300147, 2600294, 5200588, 6500735, 10401176, 13001470, 20802352, 26002940, 41604704, 52005880, 104011760, 208023520]

約数ペア:

[(1, 208023520), (2, 104011760), (4, 52005880), (5, 41604704), (8, 26002940), (10, 20802352), (16, 13001470), (20, 10401176), (32, 6500735), (40, 5200588), (80, 2600294), (160, 1300147)]