6428940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{15307}}^1$

素因数の和:15326

約数の個数: 48

約数和(自身を含む): 20573952

約数和(自身を除く): 14145012

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, 15307, 30614, 45921, 61228, 76535, 91842, 107149, 153070, 183684, 214298, 229605, 306140, 321447, 428596, 459210, 535745, 642894, 918420, 1071490, 1285788, 1607235, 2142980, 3214470, 6428940]

約数ペア:

[(1, 6428940), (2, 3214470), (3, 2142980), (4, 1607235), (5, 1285788), (6, 1071490), (7, 918420), (10, 642894), (12, 535745), (14, 459210), (15, 428596), (20, 321447), (21, 306140), (28, 229605), (30, 214298), (35, 183684), (42, 153070), (60, 107149), (70, 91842), (84, 76535), (105, 61228), (140, 45921), (210, 30614), (420, 15307)]