223898080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{199909}}^1$

素因数の和:199931

約数の個数: 48

約数和(自身を含む): 604527840

約数和(自身を除く): 380629760

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, 199909, 399818, 799636, 999545, 1399363, 1599272, 1999090, 2798726, 3198544, 3998180, 5597452, 6397088, 6996815, 7996360, 11194904, 13993630, 15992720, 22389808, 27987260, 31985440, 44779616, 55974520, 111949040, 223898080]

約数ペア:

[(1, 223898080), (2, 111949040), (4, 55974520), (5, 44779616), (7, 31985440), (8, 27987260), (10, 22389808), (14, 15992720), (16, 13993630), (20, 11194904), (28, 7996360), (32, 6996815), (35, 6397088), (40, 5597452), (56, 3998180), (70, 3198544), (80, 2798726), (112, 1999090), (140, 1599272), (160, 1399363), (224, 999545), (280, 799636), (560, 399818), (1120, 199909)]