20160877998920

素因数分解:

$2^3\times 5^1\times {\mathrm{3449}}^1\times {\mathrm{146135677}}^1$

素因数の和:146139137

約数の個数: 32

約数和(自身を含む): 45375128019000

約数和(自身を除く): 25214250020080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3449, 6898, 13796, 17245, 27592, 34490, 68980, 137960, 146135677, 292271354, 584542708, 730678385, 1169085416, 1461356770, 2922713540, 5845427080, 504021949973, 1008043899946, 2016087799892, 2520109749865, 4032175599784, 5040219499730, 10080438999460, 20160877998920]

約数ペア:

[(1, 20160877998920), (2, 10080438999460), (4, 5040219499730), (5, 4032175599784), (8, 2520109749865), (10, 2016087799892), (20, 1008043899946), (40, 504021949973), (3449, 5845427080), (6898, 2922713540), (13796, 1461356770), (17245, 1169085416), (27592, 730678385), (34490, 584542708), (68980, 292271354), (137960, 146135677)]