2011103780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{88129}}^1$

素因数の和:88308

約数の個数: 48

約数和(自身を含む): 4856315520

約数和(自身を除く): 2845211740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 88129, 176258, 352516, 440645, 616903, 881290, 1233806, 1762580, 2467612, 3084515, 6169030, 12338060, 14365027, 28730054, 57460108, 71825135, 100555189, 143650270, 201110378, 287300540, 402220756, 502775945, 1005551890, 2011103780]

約数ペア:

[(1, 2011103780), (2, 1005551890), (4, 502775945), (5, 402220756), (7, 287300540), (10, 201110378), (14, 143650270), (20, 100555189), (28, 71825135), (35, 57460108), (70, 28730054), (140, 14365027), (163, 12338060), (326, 6169030), (652, 3084515), (815, 2467612), (1141, 1762580), (1630, 1233806), (2282, 881290), (3260, 616903), (4564, 440645), (5705, 352516), (11410, 176258), (22820, 88129)]