2528540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18061}}^1$

素因数の和:18077

約数の個数: 24

約数和(自身を含む): 6068832

約数和(自身を除く): 3540292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18061, 36122, 72244, 90305, 126427, 180610, 252854, 361220, 505708, 632135, 1264270, 2528540]

約数ペア:

[(1, 2528540), (2, 1264270), (4, 632135), (5, 505708), (7, 361220), (10, 252854), (14, 180610), (20, 126427), (28, 90305), (35, 72244), (70, 36122), (140, 18061)]