2215743560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{27409}}^1$

素因数の和:27510

約数の個数: 64

約数和(自身を含む): 5210092800

約数和(自身を除く): 2994349240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 4042, 8084, 10105, 16168, 20210, 27409, 40420, 54818, 80840, 109636, 137045, 219272, 274090, 548180, 1096360, 1178587, 1288223, 2357174, 2576446, 4714348, 5152892, 5892935, 6441115, 9428696, 10305784, 11785870, 12882230, 23571740, 25764460, 47143480, 51528920, 55393589, 110787178, 221574356, 276967945, 443148712, 553935890, 1107871780, 2215743560]

約数ペア:

[(1, 2215743560), (2, 1107871780), (4, 553935890), (5, 443148712), (8, 276967945), (10, 221574356), (20, 110787178), (40, 55393589), (43, 51528920), (47, 47143480), (86, 25764460), (94, 23571740), (172, 12882230), (188, 11785870), (215, 10305784), (235, 9428696), (344, 6441115), (376, 5892935), (430, 5152892), (470, 4714348), (860, 2576446), (940, 2357174), (1720, 1288223), (1880, 1178587), (2021, 1096360), (4042, 548180), (8084, 274090), (10105, 219272), (16168, 137045), (20210, 109636), (27409, 80840), (40420, 54818)]