19128440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25169}}^1$

素因数の和:25199

約数の個数: 32

約数和(自身を含む): 45306000

約数和(自身を除く): 26177560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25169, 50338, 100676, 125845, 201352, 251690, 478211, 503380, 956422, 1006760, 1912844, 2391055, 3825688, 4782110, 9564220, 19128440]

約数ペア:

[(1, 19128440), (2, 9564220), (4, 4782110), (5, 3825688), (8, 2391055), (10, 1912844), (19, 1006760), (20, 956422), (38, 503380), (40, 478211), (76, 251690), (95, 201352), (152, 125845), (190, 100676), (380, 50338), (760, 25169)]