81960740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241061}}^1$

素因数の和:241087

約数の個数: 24

約数和(自身を含む): 182242872

約数和(自身を除く): 100282132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 241061, 482122, 964244, 1205305, 2410610, 4098037, 4821220, 8196074, 16392148, 20490185, 40980370, 81960740]

約数ペア:

[(1, 81960740), (2, 40980370), (4, 20490185), (5, 16392148), (10, 8196074), (17, 4821220), (20, 4098037), (34, 2410610), (68, 1205305), (85, 964244), (170, 482122), (340, 241061)]