313645840

素因数分解:

$2^4\times 5^1\times {\mathrm{587}}^1\times {\mathrm{6679}}^1$

素因数の和:7279

約数の個数: 40

約数和(自身を含む): 730578240

約数和(自身を除く): 416932400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 587, 1174, 2348, 2935, 4696, 5870, 6679, 9392, 11740, 13358, 23480, 26716, 33395, 46960, 53432, 66790, 106864, 133580, 267160, 534320, 3920573, 7841146, 15682292, 19602865, 31364584, 39205730, 62729168, 78411460, 156822920, 313645840]

約数ペア:

[(1, 313645840), (2, 156822920), (4, 78411460), (5, 62729168), (8, 39205730), (10, 31364584), (16, 19602865), (20, 15682292), (40, 7841146), (80, 3920573), (587, 534320), (1174, 267160), (2348, 133580), (2935, 106864), (4696, 66790), (5870, 53432), (6679, 46960), (9392, 33395), (11740, 26716), (13358, 23480)]