206765020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134263}}^1$

素因数の和:134290

約数の個数: 48

約数和(自身を含む): 541352448

約数和(自身を除く): 334587428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 134263, 268526, 537052, 671315, 939841, 1342630, 1476893, 1879682, 2685260, 2953786, 3759364, 4699205, 5907572, 7384465, 9398410, 10338251, 14768930, 18796820, 20676502, 29537860, 41353004, 51691255, 103382510, 206765020]

約数ペア:

[(1, 206765020), (2, 103382510), (4, 51691255), (5, 41353004), (7, 29537860), (10, 20676502), (11, 18796820), (14, 14768930), (20, 10338251), (22, 9398410), (28, 7384465), (35, 5907572), (44, 4699205), (55, 3759364), (70, 2953786), (77, 2685260), (110, 1879682), (140, 1476893), (154, 1342630), (220, 939841), (308, 671315), (385, 537052), (770, 268526), (1540, 134263)]