85426040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{305093}}^1$

素因数の和:305111

約数の個数: 32

約数和(自身を含む): 219667680

約数和(自身を除く): 134241640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 305093, 610186, 1220372, 1525465, 2135651, 2440744, 3050930, 4271302, 6101860, 8542604, 10678255, 12203720, 17085208, 21356510, 42713020, 85426040]

約数ペア:

[(1, 85426040), (2, 42713020), (4, 21356510), (5, 17085208), (7, 12203720), (8, 10678255), (10, 8542604), (14, 6101860), (20, 4271302), (28, 3050930), (35, 2440744), (40, 2135651), (56, 1525465), (70, 1220372), (140, 610186), (280, 305093)]