20238780980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8311}}^1\times {\mathrm{11069}}^1$

素因数の和:19400

約数の個数: 48

約数和(自身を含む): 46374975360

約数和(自身を除く): 26136194380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8311, 11069, 16622, 22138, 33244, 41555, 44276, 55345, 83110, 91421, 110690, 121759, 166220, 182842, 221380, 243518, 365684, 457105, 487036, 608795, 914210, 1217590, 1828420, 2435180, 91994459, 183988918, 367977836, 459972295, 919944590, 1011939049, 1839889180, 2023878098, 4047756196, 5059695245, 10119390490, 20238780980]

約数ペア:

[(1, 20238780980), (2, 10119390490), (4, 5059695245), (5, 4047756196), (10, 2023878098), (11, 1839889180), (20, 1011939049), (22, 919944590), (44, 459972295), (55, 367977836), (110, 183988918), (220, 91994459), (8311, 2435180), (11069, 1828420), (16622, 1217590), (22138, 914210), (33244, 608795), (41555, 487036), (44276, 457105), (55345, 365684), (83110, 243518), (91421, 221380), (110690, 182842), (121759, 166220)]