2160335920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{658639}}^1$

素因数の和:658693

約数の個数: 40

約数和(自身を含む): 5145295680

約数和(自身を除く): 2984959760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 658639, 1317278, 2634556, 3293195, 5269112, 6586390, 10538224, 13172780, 26345560, 27004199, 52691120, 54008398, 108016796, 135020995, 216033592, 270041990, 432067184, 540083980, 1080167960, 2160335920]

約数ペア:

[(1, 2160335920), (2, 1080167960), (4, 540083980), (5, 432067184), (8, 270041990), (10, 216033592), (16, 135020995), (20, 108016796), (40, 54008398), (41, 52691120), (80, 27004199), (82, 26345560), (164, 13172780), (205, 10538224), (328, 6586390), (410, 5269112), (656, 3293195), (820, 2634556), (1640, 1317278), (3280, 658639)]