804564310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{20261}}^1$

素因数の和:20317

約数の個数: 48

約数和(自身を含む): 1667481552

約数和(自身を除く): 862917242

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 361, 418, 722, 1045, 1805, 2090, 3610, 3971, 7942, 19855, 20261, 39710, 40522, 101305, 202610, 222871, 384959, 445742, 769918, 1114355, 1924795, 2228710, 3849590, 4234549, 7314221, 8469098, 14628442, 21172745, 36571105, 42345490, 73142210, 80456431, 160912862, 402282155, 804564310]

約数ペア:

[(1, 804564310), (2, 402282155), (5, 160912862), (10, 80456431), (11, 73142210), (19, 42345490), (22, 36571105), (38, 21172745), (55, 14628442), (95, 8469098), (110, 7314221), (190, 4234549), (209, 3849590), (361, 2228710), (418, 1924795), (722, 1114355), (1045, 769918), (1805, 445742), (2090, 384959), (3610, 222871), (3971, 202610), (7942, 101305), (19855, 40522), (20261, 39710)]