6940780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4507}}^1$

素因数の和:4534

約数の個数: 48

約数和(自身を含む): 18176256

約数和(自身を除く): 11235476

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, 4507, 9014, 18028, 22535, 31549, 45070, 49577, 63098, 90140, 99154, 126196, 157745, 198308, 247885, 315490, 347039, 495770, 630980, 694078, 991540, 1388156, 1735195, 3470390, 6940780]

約数ペア:

[(1, 6940780), (2, 3470390), (4, 1735195), (5, 1388156), (7, 991540), (10, 694078), (11, 630980), (14, 495770), (20, 347039), (22, 315490), (28, 247885), (35, 198308), (44, 157745), (55, 126196), (70, 99154), (77, 90140), (110, 63098), (140, 49577), (154, 45070), (220, 31549), (308, 22535), (385, 18028), (770, 9014), (1540, 4507)]