57981880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131777}}^1$

素因数の和:131799

約数の個数: 32

約数和(自身を含む): 142320240

約数和(自身を除く): 84338360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 131777, 263554, 527108, 658885, 1054216, 1317770, 1449547, 2635540, 2899094, 5271080, 5798188, 7247735, 11596376, 14495470, 28990940, 57981880]

約数ペア:

[(1, 57981880), (2, 28990940), (4, 14495470), (5, 11596376), (8, 7247735), (10, 5798188), (11, 5271080), (20, 2899094), (22, 2635540), (40, 1449547), (44, 1317770), (55, 1054216), (88, 658885), (110, 527108), (220, 263554), (440, 131777)]