181442590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19489}}^1$

素因数の和:19529

約数の個数: 48

約数和(自身を含む): 399934800

約数和(自身を除く): 218492210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 19489, 38978, 97445, 136423, 194890, 272846, 370291, 682115, 740582, 954961, 1364230, 1851455, 1909922, 2592037, 3702910, 4774805, 5184074, 9549610, 12960185, 18144259, 25920370, 36288518, 90721295, 181442590]

約数ペア:

[(1, 181442590), (2, 90721295), (5, 36288518), (7, 25920370), (10, 18144259), (14, 12960185), (19, 9549610), (35, 5184074), (38, 4774805), (49, 3702910), (70, 2592037), (95, 1909922), (98, 1851455), (133, 1364230), (190, 954961), (245, 740582), (266, 682115), (490, 370291), (665, 272846), (931, 194890), (1330, 136423), (1862, 97445), (4655, 38978), (9310, 19489)]