56552840

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4517}}^1$

素因数の和:4841

約数の個数: 32

約数和(自身を含む): 127678680

約数和(自身を除く): 71125840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 4517, 6260, 9034, 12520, 18068, 22585, 36136, 45170, 90340, 180680, 1413821, 2827642, 5655284, 7069105, 11310568, 14138210, 28276420, 56552840]

約数ペア:

[(1, 56552840), (2, 28276420), (4, 14138210), (5, 11310568), (8, 7069105), (10, 5655284), (20, 2827642), (40, 1413821), (313, 180680), (626, 90340), (1252, 45170), (1565, 36136), (2504, 22585), (3130, 18068), (4517, 12520), (6260, 9034)]