2580129828

素因数分解:

$2^2\times 3^3\times {\mathrm{1993}}^1\times {\mathrm{11987}}^1$

素因数の和:13993

約数の個数: 48

約数和(自身を含む): 6693140160

約数和(自身を除く): 4113010332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1993, 3986, 5979, 7972, 11958, 11987, 17937, 23916, 23974, 35874, 35961, 47948, 53811, 71748, 71922, 107622, 107883, 143844, 215244, 215766, 323649, 431532, 647298, 1294596, 23890091, 47780182, 71670273, 95560364, 143340546, 215010819, 286681092, 430021638, 645032457, 860043276, 1290064914, 2580129828]

約数ペア:

[(1, 2580129828), (2, 1290064914), (3, 860043276), (4, 645032457), (6, 430021638), (9, 286681092), (12, 215010819), (18, 143340546), (27, 95560364), (36, 71670273), (54, 47780182), (108, 23890091), (1993, 1294596), (3986, 647298), (5979, 431532), (7972, 323649), (11958, 215766), (11987, 215244), (17937, 143844), (23916, 107883), (23974, 107622), (35874, 71922), (35961, 71748), (47948, 53811)]