1901493790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{253871}}^1$

素因数の和:253992

約数の個数: 32

約数和(自身を含む): 3948217344

約数和(自身を除く): 2046723554

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 253871, 507742, 1269355, 1777097, 2538710, 3554194, 8885485, 17770970, 27164197, 54328394, 135820985, 190149379, 271641970, 380298758, 950746895, 1901493790]

約数ペア:

[(1, 1901493790), (2, 950746895), (5, 380298758), (7, 271641970), (10, 190149379), (14, 135820985), (35, 54328394), (70, 27164197), (107, 17770970), (214, 8885485), (535, 3554194), (749, 2538710), (1070, 1777097), (1498, 1269355), (3745, 507742), (7490, 253871)]