20091332470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{386149}}^1$

素因数の和:386221

約数の個数: 48

約数和(自身を含む): 40675496400

約数和(自身を除く): 20584163930

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 121, 215, 242, 430, 473, 605, 946, 1210, 2365, 4730, 5203, 10406, 26015, 52030, 386149, 772298, 1930745, 3861490, 4247639, 8495278, 16604407, 21238195, 33208814, 42476390, 46724029, 83022035, 93448058, 166044070, 182648477, 233620145, 365296954, 467240290, 913242385, 1826484770, 2009133247, 4018266494, 10045666235, 20091332470]

約数ペア:

[(1, 20091332470), (2, 10045666235), (5, 4018266494), (10, 2009133247), (11, 1826484770), (22, 913242385), (43, 467240290), (55, 365296954), (86, 233620145), (110, 182648477), (121, 166044070), (215, 93448058), (242, 83022035), (430, 46724029), (473, 42476390), (605, 33208814), (946, 21238195), (1210, 16604407), (2365, 8495278), (4730, 4247639), (5203, 3861490), (10406, 1930745), (26015, 772298), (52030, 386149)]