20349780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2803}}^1$

素因数の和:2837

約数の個数: 72

約数和(自身を含む): 62652576

約数和(自身を除く): 42302796

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 2803, 3630, 5606, 7260, 8409, 11212, 14015, 16818, 28030, 30833, 33636, 42045, 56060, 61666, 84090, 92499, 123332, 154165, 168180, 184998, 308330, 339163, 369996, 462495, 616660, 678326, 924990, 1017489, 1356652, 1695815, 1849980, 2034978, 3391630, 4069956, 5087445, 6783260, 10174890, 20349780]

約数ペア:

[(1, 20349780), (2, 10174890), (3, 6783260), (4, 5087445), (5, 4069956), (6, 3391630), (10, 2034978), (11, 1849980), (12, 1695815), (15, 1356652), (20, 1017489), (22, 924990), (30, 678326), (33, 616660), (44, 462495), (55, 369996), (60, 339163), (66, 308330), (110, 184998), (121, 168180), (132, 154165), (165, 123332), (220, 92499), (242, 84090), (330, 61666), (363, 56060), (484, 42045), (605, 33636), (660, 30833), (726, 28030), (1210, 16818), (1452, 14015), (1815, 11212), (2420, 8409), (2803, 7260), (3630, 5606)]