56577880

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4519}}^1$

素因数の和:4843

約数の個数: 32

約数和(自身を含む): 127735200

約数和(自身を除く): 71157320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 4519, 6260, 9038, 12520, 18076, 22595, 36152, 45190, 90380, 180760, 1414447, 2828894, 5657788, 7072235, 11315576, 14144470, 28288940, 56577880]

約数ペア:

[(1, 56577880), (2, 28288940), (4, 14144470), (5, 11315576), (8, 7072235), (10, 5657788), (20, 2828894), (40, 1414447), (313, 180760), (626, 90380), (1252, 45190), (1565, 36152), (2504, 22595), (3130, 18076), (4519, 12520), (6260, 9038)]