51883480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117917}}^1$

素因数の和:117939

約数の個数: 32

約数和(自身を含む): 127351440

約数和(自身を除く): 75467960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 117917, 235834, 471668, 589585, 943336, 1179170, 1297087, 2358340, 2594174, 4716680, 5188348, 6485435, 10376696, 12970870, 25941740, 51883480]

約数ペア:

[(1, 51883480), (2, 25941740), (4, 12970870), (5, 10376696), (8, 6485435), (10, 5188348), (11, 4716680), (20, 2594174), (22, 2358340), (40, 1297087), (44, 1179170), (55, 943336), (88, 589585), (110, 471668), (220, 235834), (440, 117917)]