53156840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{120811}}^1$

素因数の和:120833

約数の個数: 32

約数和(自身を含む): 130476960

約数和(自身を除く): 77320120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 120811, 241622, 483244, 604055, 966488, 1208110, 1328921, 2416220, 2657842, 4832440, 5315684, 6644605, 10631368, 13289210, 26578420, 53156840]

約数ペア:

[(1, 53156840), (2, 26578420), (4, 13289210), (5, 10631368), (8, 6644605), (10, 5315684), (11, 4832440), (20, 2657842), (22, 2416220), (40, 1328921), (44, 1208110), (55, 966488), (88, 604055), (110, 483244), (220, 241622), (440, 120811)]