38819120

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1\times {\mathrm{769}}^1$

素因数の和:1413

約数の個数: 40

約数和(自身を含む): 90515040

約数和(自身を除く): 51695920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 769, 1262, 1538, 2524, 3076, 3155, 3845, 5048, 6152, 6310, 7690, 10096, 12304, 12620, 15380, 25240, 30760, 50480, 61520, 485239, 970478, 1940956, 2426195, 3881912, 4852390, 7763824, 9704780, 19409560, 38819120]

約数ペア:

[(1, 38819120), (2, 19409560), (4, 9704780), (5, 7763824), (8, 4852390), (10, 3881912), (16, 2426195), (20, 1940956), (40, 970478), (80, 485239), (631, 61520), (769, 50480), (1262, 30760), (1538, 25240), (2524, 15380), (3076, 12620), (3155, 12304), (3845, 10096), (5048, 7690), (6152, 6310)]