12544360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7649}}^1$

素因数の和:7701

約数の個数: 32

約数和(自身を含む): 28917000

約数和(自身を除く): 16372640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7649, 15298, 30596, 38245, 61192, 76490, 152980, 305960, 313609, 627218, 1254436, 1568045, 2508872, 3136090, 6272180, 12544360]

約数ペア:

[(1, 12544360), (2, 6272180), (4, 3136090), (5, 2508872), (8, 1568045), (10, 1254436), (20, 627218), (40, 313609), (41, 305960), (82, 152980), (164, 76490), (205, 61192), (328, 38245), (410, 30596), (820, 15298), (1640, 7649)]