2618440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{541}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 6487740

約数和(自身を除く): 3869300

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 541, 605, 968, 1082, 1210, 2164, 2420, 2705, 4328, 4840, 5410, 5951, 10820, 11902, 21640, 23804, 29755, 47608, 59510, 65461, 119020, 130922, 238040, 261844, 327305, 523688, 654610, 1309220, 2618440]

約数ペア:

[(1, 2618440), (2, 1309220), (4, 654610), (5, 523688), (8, 327305), (10, 261844), (11, 238040), (20, 130922), (22, 119020), (40, 65461), (44, 59510), (55, 47608), (88, 29755), (110, 23804), (121, 21640), (220, 11902), (242, 10820), (440, 5951), (484, 5410), (541, 4840), (605, 4328), (968, 2705), (1082, 2420), (1210, 2164)]