1947897070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{1163}}^1$

素因数の和:1585

約数の個数: 64

約数和(自身を含む): 4079102976

約数和(自身を除く): 2131205906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 337, 355, 497, 674, 710, 994, 1163, 1685, 2326, 2359, 2485, 3370, 4718, 4970, 5815, 8141, 11630, 11795, 16282, 23590, 23927, 40705, 47854, 81410, 82573, 119635, 165146, 167489, 239270, 334978, 391931, 412865, 578011, 783862, 825730, 837445, 1156022, 1674890, 1959655, 2743517, 2890055, 3919310, 5487034, 5780110, 13717585, 27435170, 27827101, 55654202, 139135505, 194789707, 278271010, 389579414, 973948535, 1947897070]

約数ペア:

[(1, 1947897070), (2, 973948535), (5, 389579414), (7, 278271010), (10, 194789707), (14, 139135505), (35, 55654202), (70, 27827101), (71, 27435170), (142, 13717585), (337, 5780110), (355, 5487034), (497, 3919310), (674, 2890055), (710, 2743517), (994, 1959655), (1163, 1674890), (1685, 1156022), (2326, 837445), (2359, 825730), (2485, 783862), (3370, 578011), (4718, 412865), (4970, 391931), (5815, 334978), (8141, 239270), (11630, 167489), (11795, 165146), (16282, 119635), (23590, 82573), (23927, 81410), (40705, 47854)]