20161123060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{140731}}^1$

素因数の和:140801

約数の個数: 96

約数和(自身を含む): 49650249600

約数和(自身を除く): 29489126540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 29, 38, 52, 58, 65, 76, 95, 116, 130, 145, 190, 247, 260, 290, 377, 380, 494, 551, 580, 754, 988, 1102, 1235, 1508, 1885, 2204, 2470, 2755, 3770, 4940, 5510, 7163, 7540, 11020, 14326, 28652, 35815, 71630, 140731, 143260, 281462, 562924, 703655, 1407310, 1829503, 2673889, 2814620, 3659006, 4081199, 5347778, 7318012, 8162398, 9147515, 10695556, 13369445, 16324796, 18295030, 20405995, 26738890, 34760557, 36590060, 40811990, 53055587, 53477780, 69521114, 77542781, 81623980, 106111174, 139042228, 155085562, 173802785, 212222348, 265277935, 310171124, 347605570, 387713905, 530555870, 695211140, 775427810, 1008056153, 1061111740, 1550855620, 2016112306, 4032224612, 5040280765, 10080561530, 20161123060]

約数ペア:

[(1, 20161123060), (2, 10080561530), (4, 5040280765), (5, 4032224612), (10, 2016112306), (13, 1550855620), (19, 1061111740), (20, 1008056153), (26, 775427810), (29, 695211140), (38, 530555870), (52, 387713905), (58, 347605570), (65, 310171124), (76, 265277935), (95, 212222348), (116, 173802785), (130, 155085562), (145, 139042228), (190, 106111174), (247, 81623980), (260, 77542781), (290, 69521114), (377, 53477780), (380, 53055587), (494, 40811990), (551, 36590060), (580, 34760557), (754, 26738890), (988, 20405995), (1102, 18295030), (1235, 16324796), (1508, 13369445), (1885, 10695556), (2204, 9147515), (2470, 8162398), (2755, 7318012), (3770, 5347778), (4940, 4081199), (5510, 3659006), (7163, 2814620), (7540, 2673889), (11020, 1829503), (14326, 1407310), (28652, 703655), (35815, 562924), (71630, 281462), (140731, 143260)]