28848280

素因数分解:

$2^3\times 5^1\times {\mathrm{721207}}^1$

素因数の和:721218

約数の個数: 16

約数和(自身を含む): 64908720

約数和(自身を除く): 36060440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 721207, 1442414, 2884828, 3606035, 5769656, 7212070, 14424140, 28848280]

約数ペア:

[(1, 28848280), (2, 14424140), (4, 7212070), (5, 5769656), (8, 3606035), (10, 2884828), (20, 1442414), (40, 721207)]