260090060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{757}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 561587040

約数和(自身を除く): 301496980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 419, 757, 820, 838, 1514, 1676, 2095, 3028, 3785, 4190, 7570, 8380, 15140, 17179, 31037, 34358, 62074, 68716, 85895, 124148, 155185, 171790, 310370, 317183, 343580, 620740, 634366, 1268732, 1585915, 3171830, 6343660, 13004503, 26009006, 52018012, 65022515, 130045030, 260090060]

約数ペア:

[(1, 260090060), (2, 130045030), (4, 65022515), (5, 52018012), (10, 26009006), (20, 13004503), (41, 6343660), (82, 3171830), (164, 1585915), (205, 1268732), (410, 634366), (419, 620740), (757, 343580), (820, 317183), (838, 310370), (1514, 171790), (1676, 155185), (2095, 124148), (3028, 85895), (3785, 68716), (4190, 62074), (7570, 34358), (8380, 31037), (15140, 17179)]