4353140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 10209024

約数和(自身を除く): 5855884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 421, 470, 517, 842, 940, 1034, 1684, 2068, 2105, 2585, 4210, 4631, 5170, 8420, 9262, 10340, 18524, 19787, 23155, 39574, 46310, 79148, 92620, 98935, 197870, 217657, 395740, 435314, 870628, 1088285, 2176570, 4353140]

約数ペア:

[(1, 4353140), (2, 2176570), (4, 1088285), (5, 870628), (10, 435314), (11, 395740), (20, 217657), (22, 197870), (44, 98935), (47, 92620), (55, 79148), (94, 46310), (110, 39574), (188, 23155), (220, 19787), (235, 18524), (421, 10340), (470, 9262), (517, 8420), (842, 5170), (940, 4631), (1034, 4210), (1684, 2585), (2068, 2105)]