2078403760

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{130553}}^1$

素因数の和:130765

約数の個数: 40

約数和(自身を含む): 4856608800

約数和(自身を除く): 2778205040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 15920, 130553, 261106, 522212, 652765, 1044424, 1305530, 2088848, 2611060, 5222120, 10444240, 25980047, 51960094, 103920188, 129900235, 207840376, 259800470, 415680752, 519600940, 1039201880, 2078403760]

約数ペア:

[(1, 2078403760), (2, 1039201880), (4, 519600940), (5, 415680752), (8, 259800470), (10, 207840376), (16, 129900235), (20, 103920188), (40, 51960094), (80, 25980047), (199, 10444240), (398, 5222120), (796, 2611060), (995, 2088848), (1592, 1305530), (1990, 1044424), (3184, 652765), (3980, 522212), (7960, 261106), (15920, 130553)]