28441264

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22501}}^1$

素因数の和:22588

約数の個数: 20

約数和(自身を含む): 55804960

約数和(自身を除く): 27363696

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22501, 45002, 90004, 180008, 360016, 1777579, 3555158, 7110316, 14220632, 28441264]

約数ペア:

[(1, 28441264), (2, 14220632), (4, 7110316), (8, 3555158), (16, 1777579), (79, 360016), (158, 180008), (316, 90004), (632, 45002), (1264, 22501)]