828595740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1972847}}^1$

素因数の和:1972866

約数の個数: 48

約数和(自身を含む): 2651507712

約数和(自身を除く): 1822911972

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, 1972847, 3945694, 5918541, 7891388, 9864235, 11837082, 13809929, 19728470, 23674164, 27619858, 29592705, 39456940, 41429787, 55239716, 59185410, 69049645, 82859574, 118370820, 138099290, 165719148, 207148935, 276198580, 414297870, 828595740]

約数ペア:

[(1, 828595740), (2, 414297870), (3, 276198580), (4, 207148935), (5, 165719148), (6, 138099290), (7, 118370820), (10, 82859574), (12, 69049645), (14, 59185410), (15, 55239716), (20, 41429787), (21, 39456940), (28, 29592705), (30, 27619858), (35, 23674164), (42, 19728470), (60, 13809929), (70, 11837082), (84, 9864235), (105, 7891388), (140, 5918541), (210, 3945694), (420, 1972847)]