12358280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28087}}^1$

素因数の和:28109

約数の個数: 32

約数和(自身を含む): 30335040

約数和(自身を除く): 17976760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28087, 56174, 112348, 140435, 224696, 280870, 308957, 561740, 617914, 1123480, 1235828, 1544785, 2471656, 3089570, 6179140, 12358280]

約数ペア:

[(1, 12358280), (2, 6179140), (4, 3089570), (5, 2471656), (8, 1544785), (10, 1235828), (11, 1123480), (20, 617914), (22, 561740), (40, 308957), (44, 280870), (55, 224696), (88, 140435), (110, 112348), (220, 56174), (440, 28087)]