20080998740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5369251}}^1$

素因数の和:5369288

約数の個数: 48

約数和(自身を含む): 48709854144

約数和(自身を除く): 28628855404

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5369251, 10738502, 21477004, 26846255, 53692510, 59061761, 91277267, 107385020, 118123522, 182554534, 236247044, 295308805, 365109068, 456386335, 590617610, 912772670, 1004049937, 1181235220, 1825545340, 2008099874, 4016199748, 5020249685, 10040499370, 20080998740]

約数ペア:

[(1, 20080998740), (2, 10040499370), (4, 5020249685), (5, 4016199748), (10, 2008099874), (11, 1825545340), (17, 1181235220), (20, 1004049937), (22, 912772670), (34, 590617610), (44, 456386335), (55, 365109068), (68, 295308805), (85, 236247044), (110, 182554534), (170, 118123522), (187, 107385020), (220, 91277267), (340, 59061761), (374, 53692510), (748, 26846255), (935, 21477004), (1870, 10738502), (3740, 5369251)]