56522840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128461}}^1$

素因数の和:128483

約数の個数: 32

約数和(自身を含む): 138738960

約数和(自身を除く): 82216120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128461, 256922, 513844, 642305, 1027688, 1284610, 1413071, 2569220, 2826142, 5138440, 5652284, 7065355, 11304568, 14130710, 28261420, 56522840]

約数ペア:

[(1, 56522840), (2, 28261420), (4, 14130710), (5, 11304568), (8, 7065355), (10, 5652284), (11, 5138440), (20, 2826142), (22, 2569220), (40, 1413071), (44, 1284610), (55, 1027688), (88, 642305), (110, 513844), (220, 256922), (440, 128461)]