214892440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{109639}}^1$

素因数の和:109664

約数の個数: 48

約数和(自身を含む): 562453200

約数和(自身を除く): 347560760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 109639, 219278, 438556, 548195, 767473, 877112, 1096390, 1534946, 2192780, 3069892, 3837365, 4385560, 5372311, 6139784, 7674730, 10744622, 15349460, 21489244, 26861555, 30698920, 42978488, 53723110, 107446220, 214892440]

約数ペア:

[(1, 214892440), (2, 107446220), (4, 53723110), (5, 42978488), (7, 30698920), (8, 26861555), (10, 21489244), (14, 15349460), (20, 10744622), (28, 7674730), (35, 6139784), (40, 5372311), (49, 4385560), (56, 3837365), (70, 3069892), (98, 2192780), (140, 1534946), (196, 1096390), (245, 877112), (280, 767473), (392, 548195), (490, 438556), (980, 219278), (1960, 109639)]