38792740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{691}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 93469824

約数和(自身を除く): 54677084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 691, 802, 1382, 1604, 2005, 2764, 2807, 3455, 4010, 4837, 5614, 6910, 8020, 9674, 11228, 13820, 14035, 19348, 24185, 28070, 48370, 56140, 96740, 277091, 554182, 1108364, 1385455, 1939637, 2770910, 3879274, 5541820, 7758548, 9698185, 19396370, 38792740]

約数ペア:

[(1, 38792740), (2, 19396370), (4, 9698185), (5, 7758548), (7, 5541820), (10, 3879274), (14, 2770910), (20, 1939637), (28, 1385455), (35, 1108364), (70, 554182), (140, 277091), (401, 96740), (691, 56140), (802, 48370), (1382, 28070), (1604, 24185), (2005, 19348), (2764, 14035), (2807, 13820), (3455, 11228), (4010, 9674), (4837, 8020), (5614, 6910)]