890403888

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{41131}}^1$

素因数の和:41194

約数の個数: 80

約数和(自身を含む): 2570585472

約数和(自身を除く): 1680181584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 41, 44, 48, 66, 82, 88, 123, 132, 164, 176, 246, 264, 328, 451, 492, 528, 656, 902, 984, 1353, 1804, 1968, 2706, 3608, 5412, 7216, 10824, 21648, 41131, 82262, 123393, 164524, 246786, 329048, 452441, 493572, 658096, 904882, 987144, 1357323, 1686371, 1809764, 1974288, 2714646, 3372742, 3619528, 5059113, 5429292, 6745484, 7239056, 10118226, 10858584, 13490968, 18550081, 20236452, 21717168, 26981936, 37100162, 40472904, 55650243, 74200324, 80945808, 111300486, 148400648, 222600972, 296801296, 445201944, 890403888]

約数ペア:

[(1, 890403888), (2, 445201944), (3, 296801296), (4, 222600972), (6, 148400648), (8, 111300486), (11, 80945808), (12, 74200324), (16, 55650243), (22, 40472904), (24, 37100162), (33, 26981936), (41, 21717168), (44, 20236452), (48, 18550081), (66, 13490968), (82, 10858584), (88, 10118226), (123, 7239056), (132, 6745484), (164, 5429292), (176, 5059113), (246, 3619528), (264, 3372742), (328, 2714646), (451, 1974288), (492, 1809764), (528, 1686371), (656, 1357323), (902, 987144), (984, 904882), (1353, 658096), (1804, 493572), (1968, 452441), (2706, 329048), (3608, 246786), (5412, 164524), (7216, 123393), (10824, 82262), (21648, 41131)]