371126260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{907}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 800856000

約数和(自身を除く): 429729740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 499, 820, 907, 998, 1814, 1996, 2495, 3628, 4535, 4990, 9070, 9980, 18140, 20459, 37187, 40918, 74374, 81836, 102295, 148748, 185935, 204590, 371870, 409180, 452593, 743740, 905186, 1810372, 2262965, 4525930, 9051860, 18556313, 37112626, 74225252, 92781565, 185563130, 371126260]

約数ペア:

[(1, 371126260), (2, 185563130), (4, 92781565), (5, 74225252), (10, 37112626), (20, 18556313), (41, 9051860), (82, 4525930), (164, 2262965), (205, 1810372), (410, 905186), (499, 743740), (820, 452593), (907, 409180), (998, 371870), (1814, 204590), (1996, 185935), (2495, 148748), (3628, 102295), (4535, 81836), (4990, 74374), (9070, 40918), (9980, 37187), (18140, 20459)]