13397360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9851}}^1$

素因数の和:9881

約数の個数: 40

約数和(自身を含む): 32984496

約数和(自身を除く): 19587136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9851, 19702, 39404, 49255, 78808, 98510, 157616, 167467, 197020, 334934, 394040, 669868, 788080, 837335, 1339736, 1674670, 2679472, 3349340, 6698680, 13397360]

約数ペア:

[(1, 13397360), (2, 6698680), (4, 3349340), (5, 2679472), (8, 1674670), (10, 1339736), (16, 837335), (17, 788080), (20, 669868), (34, 394040), (40, 334934), (68, 197020), (80, 167467), (85, 157616), (136, 98510), (170, 78808), (272, 49255), (340, 39404), (680, 19702), (1360, 9851)]