15691986820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{1523}}^1$

素因数の和:1789

約数の個数: 96

約数和(自身を含む): 34324674048

約数和(自身を除く): 18632687228

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 113, 188, 194, 226, 235, 388, 452, 470, 485, 565, 940, 970, 1130, 1523, 1940, 2260, 3046, 4559, 5311, 6092, 7615, 9118, 10622, 10961, 15230, 18236, 21244, 21922, 22795, 26555, 30460, 43844, 45590, 53110, 54805, 71581, 91180, 106220, 109610, 143162, 147731, 172099, 219220, 286324, 295462, 344198, 357905, 515167, 590924, 688396, 715810, 738655, 860495, 1030334, 1431620, 1477310, 1720990, 2060668, 2575835, 2954620, 3441980, 5151670, 6943357, 8088653, 10303340, 13886714, 16177306, 16693603, 27773428, 32354612, 33387206, 34716785, 40443265, 66774412, 69433570, 80886530, 83468015, 138867140, 161773060, 166936030, 333872060, 784599341, 1569198682, 3138397364, 3922996705, 7845993410, 15691986820]

約数ペア:

[(1, 15691986820), (2, 7845993410), (4, 3922996705), (5, 3138397364), (10, 1569198682), (20, 784599341), (47, 333872060), (94, 166936030), (97, 161773060), (113, 138867140), (188, 83468015), (194, 80886530), (226, 69433570), (235, 66774412), (388, 40443265), (452, 34716785), (470, 33387206), (485, 32354612), (565, 27773428), (940, 16693603), (970, 16177306), (1130, 13886714), (1523, 10303340), (1940, 8088653), (2260, 6943357), (3046, 5151670), (4559, 3441980), (5311, 2954620), (6092, 2575835), (7615, 2060668), (9118, 1720990), (10622, 1477310), (10961, 1431620), (15230, 1030334), (18236, 860495), (21244, 738655), (21922, 715810), (22795, 688396), (26555, 590924), (30460, 515167), (43844, 357905), (45590, 344198), (53110, 295462), (54805, 286324), (71581, 219220), (91180, 172099), (106220, 147731), (109610, 143162)]