193354840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{690553}}^1$

素因数の和:690571

約数の個数: 32

約数和(自身を含む): 497198880

約数和(自身を除く): 303844040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 690553, 1381106, 2762212, 3452765, 4833871, 5524424, 6905530, 9667742, 13811060, 19335484, 24169355, 27622120, 38670968, 48338710, 96677420, 193354840]

約数ペア:

[(1, 193354840), (2, 96677420), (4, 48338710), (5, 38670968), (7, 27622120), (8, 24169355), (10, 19335484), (14, 13811060), (20, 9667742), (28, 6905530), (35, 5524424), (40, 4833871), (56, 3452765), (70, 2762212), (140, 1381106), (280, 690553)]