20117548820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1\times {\mathrm{17011}}^1$

素因数の和:19088

約数の個数: 48

約数和(自身を含む): 43727644800

約数和(自身を除く): 23610095980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2039, 4078, 8156, 10195, 17011, 20390, 34022, 40780, 59131, 68044, 85055, 118262, 170110, 236524, 295655, 340220, 493319, 591310, 986638, 1182620, 1973276, 2466595, 4933190, 9866380, 34685429, 69370858, 138741716, 173427145, 346854290, 693708580, 1005877441, 2011754882, 4023509764, 5029387205, 10058774410, 20117548820]

約数ペア:

[(1, 20117548820), (2, 10058774410), (4, 5029387205), (5, 4023509764), (10, 2011754882), (20, 1005877441), (29, 693708580), (58, 346854290), (116, 173427145), (145, 138741716), (290, 69370858), (580, 34685429), (2039, 9866380), (4078, 4933190), (8156, 2466595), (10195, 1973276), (17011, 1182620), (20390, 986638), (34022, 591310), (40780, 493319), (59131, 340220), (68044, 295655), (85055, 236524), (118262, 170110)]