193814380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1$

素因数の和:3450

約数の個数: 48

約数和(自身を含む): 422936640

約数和(自身を除く): 229122260

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1420, 2911, 3329, 5822, 6658, 11644, 13316, 14555, 16645, 29110, 33290, 58220, 66580, 136489, 236359, 272978, 472718, 545956, 682445, 945436, 1181795, 1364890, 2363590, 2729780, 4727180, 9690719, 19381438, 38762876, 48453595, 96907190, 193814380]

約数ペア:

[(1, 193814380), (2, 96907190), (4, 48453595), (5, 38762876), (10, 19381438), (20, 9690719), (41, 4727180), (71, 2729780), (82, 2363590), (142, 1364890), (164, 1181795), (205, 945436), (284, 682445), (355, 545956), (410, 472718), (710, 272978), (820, 236359), (1420, 136489), (2911, 66580), (3329, 58220), (5822, 33290), (6658, 29110), (11644, 16645), (13316, 14555)]