210683990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{1439}}^1$

素因数の和:1490

約数の個数: 40

約数和(自身を含む): 417441600

約数和(自身を除く): 206757610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 1439, 2662, 2878, 6655, 7195, 13310, 14390, 14641, 15829, 29282, 31658, 73205, 79145, 146410, 158290, 174119, 348238, 870595, 1741190, 1915309, 3830618, 9576545, 19153090, 21068399, 42136798, 105341995, 210683990]

約数ペア:

[(1, 210683990), (2, 105341995), (5, 42136798), (10, 21068399), (11, 19153090), (22, 9576545), (55, 3830618), (110, 1915309), (121, 1741190), (242, 870595), (605, 348238), (1210, 174119), (1331, 158290), (1439, 146410), (2662, 79145), (2878, 73205), (6655, 31658), (7195, 29282), (13310, 15829), (14390, 14641)]