20189916670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{1283}}^1$

素因数の和:1606

約数の個数: 128

約数和(自身を含む): 46008041472

約数和(自身を除く): 25818124802

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 107, 110, 154, 191, 214, 382, 385, 535, 749, 770, 955, 1070, 1177, 1283, 1337, 1498, 1910, 2101, 2354, 2566, 2674, 3745, 4202, 5885, 6415, 6685, 7490, 8239, 8981, 10505, 11770, 12830, 13370, 14113, 14707, 16478, 17962, 20437, 21010, 28226, 29414, 40874, 41195, 44905, 70565, 73535, 82390, 89810, 98791, 102185, 137281, 141130, 143059, 147070, 197582, 204370, 224807, 245053, 274562, 286118, 449614, 490106, 493955, 686405, 715295, 960967, 987910, 1124035, 1225265, 1372810, 1430590, 1510091, 1573649, 1715371, 1921934, 2248070, 2450530, 2695583, 3020182, 3147298, 3430742, 4804835, 5391166, 7550455, 7868245, 8576855, 9609670, 10570637, 13477915, 15100910, 15736490, 17153710, 18869081, 21141274, 26220671, 26955830, 37738162, 52441342, 52853185, 94345405, 105706370, 131103355, 183544697, 188690810, 262206710, 288427381, 367089394, 576854762, 917723485, 1442136905, 1835446970, 2018991667, 2884273810, 4037983334, 10094958335, 20189916670]

約数ペア:

[(1, 20189916670), (2, 10094958335), (5, 4037983334), (7, 2884273810), (10, 2018991667), (11, 1835446970), (14, 1442136905), (22, 917723485), (35, 576854762), (55, 367089394), (70, 288427381), (77, 262206710), (107, 188690810), (110, 183544697), (154, 131103355), (191, 105706370), (214, 94345405), (382, 52853185), (385, 52441342), (535, 37738162), (749, 26955830), (770, 26220671), (955, 21141274), (1070, 18869081), (1177, 17153710), (1283, 15736490), (1337, 15100910), (1498, 13477915), (1910, 10570637), (2101, 9609670), (2354, 8576855), (2566, 7868245), (2674, 7550455), (3745, 5391166), (4202, 4804835), (5885, 3430742), (6415, 3147298), (6685, 3020182), (7490, 2695583), (8239, 2450530), (8981, 2248070), (10505, 1921934), (11770, 1715371), (12830, 1573649), (13370, 1510091), (14113, 1430590), (14707, 1372810), (16478, 1225265), (17962, 1124035), (20437, 987910), (21010, 960967), (28226, 715295), (29414, 686405), (40874, 493955), (41195, 490106), (44905, 449614), (70565, 286118), (73535, 274562), (82390, 245053), (89810, 224807), (98791, 204370), (102185, 197582), (137281, 147070), (141130, 143059)]