56828440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{17117}}^1$

素因数の和:17211

約数の個数: 32

約数和(自身を含む): 129412080

約数和(自身を除く): 72583640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 17117, 34234, 68468, 85585, 136936, 171170, 342340, 684680, 1420711, 2841422, 5682844, 7103555, 11365688, 14207110, 28414220, 56828440]

約数ペア:

[(1, 56828440), (2, 28414220), (4, 14207110), (5, 11365688), (8, 7103555), (10, 5682844), (20, 2841422), (40, 1420711), (83, 684680), (166, 342340), (332, 171170), (415, 136936), (664, 85585), (830, 68468), (1660, 34234), (3320, 17117)]