30810040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{5101}}^1$

素因数の和:5263

約数の個数: 32

約数和(自身を含む): 69795360

約数和(自身を除く): 38985320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 5101, 6040, 10202, 20404, 25505, 40808, 51010, 102020, 204040, 770251, 1540502, 3081004, 3851255, 6162008, 7702510, 15405020, 30810040]

約数ペア:

[(1, 30810040), (2, 15405020), (4, 7702510), (5, 6162008), (8, 3851255), (10, 3081004), (20, 1540502), (40, 770251), (151, 204040), (302, 102020), (604, 51010), (755, 40808), (1208, 25505), (1510, 20404), (3020, 10202), (5101, 6040)]