2078490820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{4967}}^1$

素因数の和:5058

約数の個数: 96

約数和(自身を含む): 5174668800

約数和(自身を除く): 3096177980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 343, 427, 490, 610, 686, 854, 980, 1220, 1372, 1708, 1715, 2135, 2989, 3430, 4270, 4967, 5978, 6860, 8540, 9934, 11956, 14945, 19868, 20923, 24835, 29890, 34769, 41846, 49670, 59780, 69538, 83692, 99340, 104615, 139076, 173845, 209230, 243383, 302987, 347690, 418460, 486766, 605974, 695380, 973532, 1211948, 1216915, 1514935, 1703681, 2120909, 2433830, 3029870, 3407362, 4241818, 4867660, 6059740, 6814724, 8483636, 8518405, 10604545, 14846363, 17036810, 21209090, 29692726, 34073620, 42418180, 59385452, 74231815, 103924541, 148463630, 207849082, 296927260, 415698164, 519622705, 1039245410, 2078490820]

約数ペア:

[(1, 2078490820), (2, 1039245410), (4, 519622705), (5, 415698164), (7, 296927260), (10, 207849082), (14, 148463630), (20, 103924541), (28, 74231815), (35, 59385452), (49, 42418180), (61, 34073620), (70, 29692726), (98, 21209090), (122, 17036810), (140, 14846363), (196, 10604545), (244, 8518405), (245, 8483636), (305, 6814724), (343, 6059740), (427, 4867660), (490, 4241818), (610, 3407362), (686, 3029870), (854, 2433830), (980, 2120909), (1220, 1703681), (1372, 1514935), (1708, 1216915), (1715, 1211948), (2135, 973532), (2989, 695380), (3430, 605974), (4270, 486766), (4967, 418460), (5978, 347690), (6860, 302987), (8540, 243383), (9934, 209230), (11956, 173845), (14945, 139076), (19868, 104615), (20923, 99340), (24835, 83692), (29890, 69538), (34769, 59780), (41846, 49670)]