2221736680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1047989}}^1$

素因数の和:1048053

約数の個数: 32

約数和(自身を含む): 5093231400

約数和(自身を除く): 2871494720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 1047989, 2095978, 4191956, 5239945, 8383912, 10479890, 20959780, 41919560, 55543417, 111086834, 222173668, 277717085, 444347336, 555434170, 1110868340, 2221736680]

約数ペア:

[(1, 2221736680), (2, 1110868340), (4, 555434170), (5, 444347336), (8, 277717085), (10, 222173668), (20, 111086834), (40, 55543417), (53, 41919560), (106, 20959780), (212, 10479890), (265, 8383912), (424, 5239945), (530, 4191956), (1060, 2095978), (2120, 1047989)]