209200090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1979}}^1$

素因数の和:2059

約数の個数: 48

約数和(自身を含む): 424686240

約数和(自身を除く): 215486150

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 961, 1705, 1922, 1979, 3410, 3958, 4805, 9610, 9895, 10571, 19790, 21142, 21769, 43538, 52855, 61349, 105710, 108845, 122698, 217690, 306745, 613490, 674839, 1349678, 1901819, 3374195, 3803638, 6748390, 9509095, 19018190, 20920009, 41840018, 104600045, 209200090]

約数ペア:

[(1, 209200090), (2, 104600045), (5, 41840018), (10, 20920009), (11, 19018190), (22, 9509095), (31, 6748390), (55, 3803638), (62, 3374195), (110, 1901819), (155, 1349678), (310, 674839), (341, 613490), (682, 306745), (961, 217690), (1705, 122698), (1922, 108845), (1979, 105710), (3410, 61349), (3958, 52855), (4805, 43538), (9610, 21769), (9895, 21142), (10571, 19790)]