2628420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 7475328

約数和(自身を除く): 4846908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 617, 710, 852, 1065, 1234, 1420, 1851, 2130, 2468, 3085, 3702, 4260, 6170, 7404, 9255, 12340, 18510, 37020, 43807, 87614, 131421, 175228, 219035, 262842, 438070, 525684, 657105, 876140, 1314210, 2628420]

約数ペア:

[(1, 2628420), (2, 1314210), (3, 876140), (4, 657105), (5, 525684), (6, 438070), (10, 262842), (12, 219035), (15, 175228), (20, 131421), (30, 87614), (60, 43807), (71, 37020), (142, 18510), (213, 12340), (284, 9255), (355, 7404), (426, 6170), (617, 4260), (710, 3702), (852, 3085), (1065, 2468), (1234, 2130), (1420, 1851)]