2019932740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{797}}^1$

素因数の和:1277

約数の個数: 96

約数和(自身を含む): 4978600704

約数和(自身を除く): 2958667964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 421, 430, 602, 797, 842, 860, 1204, 1505, 1594, 1684, 2105, 2947, 3010, 3188, 3985, 4210, 5579, 5894, 6020, 7970, 8420, 11158, 11788, 14735, 15940, 18103, 22316, 27895, 29470, 34271, 36206, 55790, 58940, 68542, 72412, 90515, 111580, 126721, 137084, 171355, 181030, 239897, 253442, 335537, 342710, 362060, 479794, 506884, 633605, 671074, 685420, 959588, 1199485, 1267210, 1342148, 1677685, 2348759, 2398970, 2534420, 3355370, 4697518, 4797940, 6710740, 9395036, 11743795, 14428091, 23487590, 28856182, 46975180, 57712364, 72140455, 100996637, 144280910, 201993274, 288561820, 403986548, 504983185, 1009966370, 2019932740]

約数ペア:

[(1, 2019932740), (2, 1009966370), (4, 504983185), (5, 403986548), (7, 288561820), (10, 201993274), (14, 144280910), (20, 100996637), (28, 72140455), (35, 57712364), (43, 46975180), (70, 28856182), (86, 23487590), (140, 14428091), (172, 11743795), (215, 9395036), (301, 6710740), (421, 4797940), (430, 4697518), (602, 3355370), (797, 2534420), (842, 2398970), (860, 2348759), (1204, 1677685), (1505, 1342148), (1594, 1267210), (1684, 1199485), (2105, 959588), (2947, 685420), (3010, 671074), (3188, 633605), (3985, 506884), (4210, 479794), (5579, 362060), (5894, 342710), (6020, 335537), (7970, 253442), (8420, 239897), (11158, 181030), (11788, 171355), (14735, 137084), (15940, 126721), (18103, 111580), (22316, 90515), (27895, 72412), (29470, 68542), (34271, 58940), (36206, 55790)]