197970140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 429456384

約数和(自身を除く): 231486244

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 1901, 2540, 3802, 5207, 7604, 9505, 10414, 19010, 20828, 26035, 38020, 52070, 77941, 104140, 155882, 241427, 311764, 389705, 482854, 779410, 965708, 1207135, 1558820, 2414270, 4828540, 9898507, 19797014, 39594028, 49492535, 98985070, 197970140]

約数ペア:

[(1, 197970140), (2, 98985070), (4, 49492535), (5, 39594028), (10, 19797014), (20, 9898507), (41, 4828540), (82, 2414270), (127, 1558820), (164, 1207135), (205, 965708), (254, 779410), (410, 482854), (508, 389705), (635, 311764), (820, 241427), (1270, 155882), (1901, 104140), (2540, 77941), (3802, 52070), (5207, 38020), (7604, 26035), (9505, 20828), (10414, 19010)]