19253220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45841}}^1$

素因数の和:45860

約数の個数: 48

約数和(自身を含む): 61611648

約数和(自身を除く): 42358428

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, 45841, 91682, 137523, 183364, 229205, 275046, 320887, 458410, 550092, 641774, 687615, 916820, 962661, 1283548, 1375230, 1604435, 1925322, 2750460, 3208870, 3850644, 4813305, 6417740, 9626610, 19253220]

約数ペア:

[(1, 19253220), (2, 9626610), (3, 6417740), (4, 4813305), (5, 3850644), (6, 3208870), (7, 2750460), (10, 1925322), (12, 1604435), (14, 1375230), (15, 1283548), (20, 962661), (21, 916820), (28, 687615), (30, 641774), (35, 550092), (42, 458410), (60, 320887), (70, 275046), (84, 229205), (105, 183364), (140, 137523), (210, 91682), (420, 45841)]