141640360

素因数分解:

$2^3\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{2137}}^1$

素因数の和:3805

約数の個数: 32

約数和(自身を含む): 319032360

約数和(自身を除く): 177392000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1657, 2137, 3314, 4274, 6628, 8285, 8548, 10685, 13256, 16570, 17096, 21370, 33140, 42740, 66280, 85480, 3541009, 7082018, 14164036, 17705045, 28328072, 35410090, 70820180, 141640360]

約数ペア:

[(1, 141640360), (2, 70820180), (4, 35410090), (5, 28328072), (8, 17705045), (10, 14164036), (20, 7082018), (40, 3541009), (1657, 85480), (2137, 66280), (3314, 42740), (4274, 33140), (6628, 21370), (8285, 17096), (8548, 16570), (10685, 13256)]