5216820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{12421}}^1$

素因数の和:12440

約数の個数: 48

約数和(自身を含む): 16695168

約数和(自身を除く): 11478348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 12421, 24842, 37263, 49684, 62105, 74526, 86947, 124210, 149052, 173894, 186315, 248420, 260841, 347788, 372630, 434735, 521682, 745260, 869470, 1043364, 1304205, 1738940, 2608410, 5216820]

約数ペア:

[(1, 5216820), (2, 2608410), (3, 1738940), (4, 1304205), (5, 1043364), (6, 869470), (7, 745260), (10, 521682), (12, 434735), (14, 372630), (15, 347788), (20, 260841), (21, 248420), (28, 186315), (30, 173894), (35, 149052), (42, 124210), (60, 86947), (70, 74526), (84, 62105), (105, 49684), (140, 37263), (210, 24842), (420, 12421)]