55609020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{308939}}^1$

素因数の和:308954

約数の個数: 36

約数和(自身を含む): 168681240

約数和(自身を除く): 113072220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 308939, 617878, 926817, 1235756, 1544695, 1853634, 2780451, 3089390, 3707268, 4634085, 5560902, 6178780, 9268170, 11121804, 13902255, 18536340, 27804510, 55609020]

約数ペア:

[(1, 55609020), (2, 27804510), (3, 18536340), (4, 13902255), (5, 11121804), (6, 9268170), (9, 6178780), (10, 5560902), (12, 4634085), (15, 3707268), (18, 3089390), (20, 2780451), (30, 1853634), (36, 1544695), (45, 1235756), (60, 926817), (90, 617878), (180, 308939)]