18628960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16633}}^1$

素因数の和:16655

約数の個数: 48

約数和(自身を含む): 50301216

約数和(自身を除く): 31672256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16633, 33266, 66532, 83165, 116431, 133064, 166330, 232862, 266128, 332660, 465724, 532256, 582155, 665320, 931448, 1164310, 1330640, 1862896, 2328620, 2661280, 3725792, 4657240, 9314480, 18628960]

約数ペア:

[(1, 18628960), (2, 9314480), (4, 4657240), (5, 3725792), (7, 2661280), (8, 2328620), (10, 1862896), (14, 1330640), (16, 1164310), (20, 931448), (28, 665320), (32, 582155), (35, 532256), (40, 465724), (56, 332660), (70, 266128), (80, 232862), (112, 166330), (140, 133064), (160, 116431), (224, 83165), (280, 66532), (560, 33266), (1120, 16633)]