40721945

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 55866240

約数和(自身を除く): 15144295

約数列:

[1, 5, 11, 29, 55, 121, 145, 211, 319, 605, 1055, 1331, 1595, 2321, 3509, 6119, 6655, 11605, 17545, 25531, 30595, 38599, 67309, 127655, 192995, 280841, 336545, 740399, 1404205, 3701995, 8144389, 40721945]

約数ペア:

[(1, 40721945), (5, 8144389), (11, 3701995), (29, 1404205), (55, 740399), (121, 336545), (145, 280841), (211, 192995), (319, 127655), (605, 67309), (1055, 38599), (1331, 30595), (1595, 25531), (2321, 17545), (3509, 11605), (6119, 6655)]