86840560

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2707}}^1$

素因数の和:3121

約数の個数: 40

約数和(自身を含む): 202482576

約数和(自身を除く): 115642016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 2707, 3208, 4010, 5414, 6416, 8020, 10828, 13535, 16040, 21656, 27070, 32080, 43312, 54140, 108280, 216560, 1085507, 2171014, 4342028, 5427535, 8684056, 10855070, 17368112, 21710140, 43420280, 86840560]

約数ペア:

[(1, 86840560), (2, 43420280), (4, 21710140), (5, 17368112), (8, 10855070), (10, 8684056), (16, 5427535), (20, 4342028), (40, 2171014), (80, 1085507), (401, 216560), (802, 108280), (1604, 54140), (2005, 43312), (2707, 32080), (3208, 27070), (4010, 21656), (5414, 16040), (6416, 13535), (8020, 10828)]