1900236220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 4180087296

約数和(自身を除く): 2279851076

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 131, 167, 172, 202, 215, 262, 334, 404, 430, 505, 524, 655, 668, 835, 860, 1010, 1310, 1670, 2020, 2620, 3340, 4343, 5633, 7181, 8686, 11266, 13231, 14362, 16867, 17372, 21715, 21877, 22532, 26462, 28165, 28724, 33734, 35905, 43430, 43754, 52924, 56330, 66155, 67468, 71810, 84335, 86860, 87508, 109385, 112660, 132310, 143620, 168670, 218770, 264620, 337340, 437540, 568933, 725281, 940711, 1137866, 1450562, 1881422, 2209577, 2275732, 2844665, 2901124, 3626405, 3762844, 4419154, 4703555, 5689330, 7252810, 8838308, 9407110, 11047885, 11378660, 14505620, 18814220, 22095770, 44191540, 95011811, 190023622, 380047244, 475059055, 950118110, 1900236220]

約数ペア:

[(1, 1900236220), (2, 950118110), (4, 475059055), (5, 380047244), (10, 190023622), (20, 95011811), (43, 44191540), (86, 22095770), (101, 18814220), (131, 14505620), (167, 11378660), (172, 11047885), (202, 9407110), (215, 8838308), (262, 7252810), (334, 5689330), (404, 4703555), (430, 4419154), (505, 3762844), (524, 3626405), (655, 2901124), (668, 2844665), (835, 2275732), (860, 2209577), (1010, 1881422), (1310, 1450562), (1670, 1137866), (2020, 940711), (2620, 725281), (3340, 568933), (4343, 437540), (5633, 337340), (7181, 264620), (8686, 218770), (11266, 168670), (13231, 143620), (14362, 132310), (16867, 112660), (17372, 109385), (21715, 87508), (21877, 86860), (22532, 84335), (26462, 71810), (28165, 67468), (28724, 66155), (33734, 56330), (35905, 52924), (43430, 43754)]