20172110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 45273600

約数和(自身を除く): 25101490

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 266, 290, 406, 523, 551, 665, 1015, 1046, 1102, 1330, 2030, 2615, 2755, 3661, 3857, 5230, 5510, 7322, 7714, 9937, 15167, 18305, 19285, 19874, 30334, 36610, 38570, 49685, 69559, 75835, 99370, 106169, 139118, 151670, 212338, 288173, 347795, 530845, 576346, 695590, 1061690, 1440865, 2017211, 2881730, 4034422, 10086055, 20172110]

約数ペア:

[(1, 20172110), (2, 10086055), (5, 4034422), (7, 2881730), (10, 2017211), (14, 1440865), (19, 1061690), (29, 695590), (35, 576346), (38, 530845), (58, 347795), (70, 288173), (95, 212338), (133, 151670), (145, 139118), (190, 106169), (203, 99370), (266, 75835), (290, 69559), (406, 49685), (523, 38570), (551, 36610), (665, 30334), (1015, 19874), (1046, 19285), (1102, 18305), (1330, 15167), (2030, 9937), (2615, 7714), (2755, 7322), (3661, 5510), (3857, 5230)]