240882640

素因数分解:

$2^4\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{2137}}^1$

素因数の和:3559

約数の個数: 40

約数和(自身を含む): 560711880

約数和(自身を除く): 319829240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1409, 2137, 2818, 4274, 5636, 7045, 8548, 10685, 11272, 14090, 17096, 21370, 22544, 28180, 34192, 42740, 56360, 85480, 112720, 170960, 3011033, 6022066, 12044132, 15055165, 24088264, 30110330, 48176528, 60220660, 120441320, 240882640]

約数ペア:

[(1, 240882640), (2, 120441320), (4, 60220660), (5, 48176528), (8, 30110330), (10, 24088264), (16, 15055165), (20, 12044132), (40, 6022066), (80, 3011033), (1409, 170960), (2137, 112720), (2818, 85480), (4274, 56360), (5636, 42740), (7045, 34192), (8548, 28180), (10685, 22544), (11272, 21370), (14090, 17096)]