55990660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{829}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 128842560

約数和(自身を除く): 72851900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 614, 829, 1228, 1535, 1658, 3070, 3316, 3377, 4145, 6140, 6754, 8290, 9119, 13508, 16580, 16885, 18238, 33770, 36476, 45595, 67540, 91190, 182380, 254503, 509006, 1018012, 1272515, 2545030, 2799533, 5090060, 5599066, 11198132, 13997665, 27995330, 55990660]

約数ペア:

[(1, 55990660), (2, 27995330), (4, 13997665), (5, 11198132), (10, 5599066), (11, 5090060), (20, 2799533), (22, 2545030), (44, 1272515), (55, 1018012), (110, 509006), (220, 254503), (307, 182380), (614, 91190), (829, 67540), (1228, 45595), (1535, 36476), (1658, 33770), (3070, 18238), (3316, 16885), (3377, 16580), (4145, 13508), (6140, 9119), (6754, 8290)]