499828220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{13487}}^1$

素因数の和:13622

約数の個数: 48

約数和(自身を含む): 1121662080

約数和(自身を除く): 621833860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 7412, 9265, 13487, 18530, 26974, 37060, 53948, 67435, 134870, 229279, 269740, 458558, 917116, 1146395, 1470083, 2292790, 2940166, 4585580, 5880332, 7350415, 14700830, 24991411, 29401660, 49982822, 99965644, 124957055, 249914110, 499828220]

約数ペア:

[(1, 499828220), (2, 249914110), (4, 124957055), (5, 99965644), (10, 49982822), (17, 29401660), (20, 24991411), (34, 14700830), (68, 7350415), (85, 5880332), (109, 4585580), (170, 2940166), (218, 2292790), (340, 1470083), (436, 1146395), (545, 917116), (1090, 458558), (1853, 269740), (2180, 229279), (3706, 134870), (7412, 67435), (9265, 53948), (13487, 37060), (18530, 26974)]