135798980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 295384320

約数和(自身を除く): 159585340

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 292, 365, 470, 730, 940, 1460, 1979, 3431, 3958, 6862, 7916, 9895, 13724, 17155, 19790, 34310, 39580, 68620, 93013, 144467, 186026, 288934, 372052, 465065, 577868, 722335, 930130, 1444670, 1860260, 2889340, 6789949, 13579898, 27159796, 33949745, 67899490, 135798980]

約数ペア:

[(1, 135798980), (2, 67899490), (4, 33949745), (5, 27159796), (10, 13579898), (20, 6789949), (47, 2889340), (73, 1860260), (94, 1444670), (146, 930130), (188, 722335), (235, 577868), (292, 465065), (365, 372052), (470, 288934), (730, 186026), (940, 144467), (1460, 93013), (1979, 68620), (3431, 39580), (3958, 34310), (6862, 19790), (7916, 17155), (9895, 13724)]