28022990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 52954560

約数和(自身を除く): 24931570

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 1361, 2059, 2722, 4118, 6805, 10295, 13610, 20590, 39469, 78938, 96631, 193262, 197345, 394690, 483155, 966310, 2802299, 5604598, 14011495, 28022990]

約数ペア:

[(1, 28022990), (2, 14011495), (5, 5604598), (10, 2802299), (29, 966310), (58, 483155), (71, 394690), (142, 197345), (145, 193262), (290, 96631), (355, 78938), (710, 39469), (1361, 20590), (2059, 13610), (2722, 10295), (4118, 6805)]