49542780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{117959}}^1$

素因数の和:117978

約数の個数: 48

約数和(自身を含む): 158538240

約数和(自身を除く): 108995460

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, 117959, 235918, 353877, 471836, 589795, 707754, 825713, 1179590, 1415508, 1651426, 1769385, 2359180, 2477139, 3302852, 3538770, 4128565, 4954278, 7077540, 8257130, 9908556, 12385695, 16514260, 24771390, 49542780]

約数ペア:

[(1, 49542780), (2, 24771390), (3, 16514260), (4, 12385695), (5, 9908556), (6, 8257130), (7, 7077540), (10, 4954278), (12, 4128565), (14, 3538770), (15, 3302852), (20, 2477139), (21, 2359180), (28, 1769385), (30, 1651426), (35, 1415508), (42, 1179590), (60, 825713), (70, 707754), (84, 589795), (105, 471836), (140, 353877), (210, 235918), (420, 117959)]