208800340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2203}}^1$

素因数の和:2896

約数の個数: 48

約数和(自身を含む): 502088832

約数和(自身を除く): 293288492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2203, 2708, 3385, 4406, 4739, 6770, 8812, 9478, 11015, 13540, 15421, 18956, 22030, 23695, 30842, 44060, 47390, 61684, 77105, 94780, 154210, 308420, 1491431, 2982862, 5965724, 7457155, 10440017, 14914310, 20880034, 29828620, 41760068, 52200085, 104400170, 208800340]

約数ペア:

[(1, 208800340), (2, 104400170), (4, 52200085), (5, 41760068), (7, 29828620), (10, 20880034), (14, 14914310), (20, 10440017), (28, 7457155), (35, 5965724), (70, 2982862), (140, 1491431), (677, 308420), (1354, 154210), (2203, 94780), (2708, 77105), (3385, 61684), (4406, 47390), (4739, 44060), (6770, 30842), (8812, 23695), (9478, 22030), (11015, 18956), (13540, 15421)]