40905180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227251}}^1$

素因数の和:227266

約数の個数: 36

約数和(自身を含む): 124079592

約数和(自身を除く): 83174412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227251, 454502, 681753, 909004, 1136255, 1363506, 2045259, 2272510, 2727012, 3408765, 4090518, 4545020, 6817530, 8181036, 10226295, 13635060, 20452590, 40905180]

約数ペア:

[(1, 40905180), (2, 20452590), (3, 13635060), (4, 10226295), (5, 8181036), (6, 6817530), (9, 4545020), (10, 4090518), (12, 3408765), (15, 2727012), (18, 2272510), (20, 2045259), (30, 1363506), (36, 1136255), (45, 909004), (60, 681753), (90, 454502), (180, 227251)]