254881010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{32719}}^1$

素因数の和:32786

約数の個数: 32

約数和(自身を含む): 494726400

約数和(自身を除く): 239845390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 32719, 65438, 163595, 327190, 621661, 1243322, 1341479, 2682958, 3108305, 6216610, 6707395, 13414790, 25488101, 50976202, 127440505, 254881010]

約数ペア:

[(1, 254881010), (2, 127440505), (5, 50976202), (10, 25488101), (19, 13414790), (38, 6707395), (41, 6216610), (82, 3108305), (95, 2682958), (190, 1341479), (205, 1243322), (410, 621661), (779, 327190), (1558, 163595), (3895, 65438), (7790, 32719)]