7820964

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{2441}}^1$

素因数の和:2540

約数の個数: 36

約数和(自身を含む): 19999980

約数和(自身を除く): 12179016

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 2441, 3204, 4882, 7323, 9764, 14646, 21969, 29292, 43938, 87876, 217249, 434498, 651747, 868996, 1303494, 1955241, 2606988, 3910482, 7820964]

約数ペア:

[(1, 7820964), (2, 3910482), (3, 2606988), (4, 1955241), (6, 1303494), (9, 868996), (12, 651747), (18, 434498), (36, 217249), (89, 87876), (178, 43938), (267, 29292), (356, 21969), (534, 14646), (801, 9764), (1068, 7323), (1602, 4882), (2441, 3204)]