1393602980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{82267}}^1$

素因数の和:82305

約数の個数: 72

約数和(自身を含む): 3676392384

約数和(自身を除く): 2282789404

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 82267, 164534, 329068, 411335, 575869, 822670, 904937, 1151738, 1645340, 1809874, 2303476, 2879345, 3619748, 4524685, 5758690, 6334559, 9049370, 9954307, 11517380, 12669118, 18098740, 19908614, 25338236, 31672795, 39817228, 49771535, 63345590, 69680149, 99543070, 126691180, 139360298, 199086140, 278720596, 348400745, 696801490, 1393602980]

約数ペア:

[(1, 1393602980), (2, 696801490), (4, 348400745), (5, 278720596), (7, 199086140), (10, 139360298), (11, 126691180), (14, 99543070), (20, 69680149), (22, 63345590), (28, 49771535), (35, 39817228), (44, 31672795), (55, 25338236), (70, 19908614), (77, 18098740), (110, 12669118), (121, 11517380), (140, 9954307), (154, 9049370), (220, 6334559), (242, 5758690), (308, 4524685), (385, 3619748), (484, 2879345), (605, 2303476), (770, 1809874), (847, 1645340), (1210, 1151738), (1540, 904937), (1694, 822670), (2420, 575869), (3388, 411335), (4235, 329068), (8470, 164534), (16940, 82267)]