122904680

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{16087}}^1$

素因数の和:16289

約数の個数: 32

約数和(自身を含む): 278000640

約数和(自身を除く): 155095960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 16087, 32174, 64348, 80435, 128696, 160870, 321740, 643480, 3072617, 6145234, 12290468, 15363085, 24580936, 30726170, 61452340, 122904680]

約数ペア:

[(1, 122904680), (2, 61452340), (4, 30726170), (5, 24580936), (8, 15363085), (10, 12290468), (20, 6145234), (40, 3072617), (191, 643480), (382, 321740), (764, 160870), (955, 128696), (1528, 80435), (1910, 64348), (3820, 32174), (7640, 16087)]