2175914840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4945261}}^1$

素因数の和:4945283

約数の個数: 32

約数和(自身を含む): 5340882960

約数和(自身を除く): 3164968120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4945261, 9890522, 19781044, 24726305, 39562088, 49452610, 54397871, 98905220, 108795742, 197810440, 217591484, 271989355, 435182968, 543978710, 1087957420, 2175914840]

約数ペア:

[(1, 2175914840), (2, 1087957420), (4, 543978710), (5, 435182968), (8, 271989355), (10, 217591484), (11, 197810440), (20, 108795742), (22, 98905220), (40, 54397871), (44, 49452610), (55, 39562088), (88, 24726305), (110, 19781044), (220, 9890522), (440, 4945261)]