19417996850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{443}}^1\times {\mathrm{17891}}^1$

素因数の和:18360

約数の個数: 72

約数和(自身を含む): 42111398448

約数和(自身を除く): 22693401598

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 443, 490, 886, 1225, 2215, 2450, 3101, 4430, 6202, 11075, 15505, 17891, 21707, 22150, 31010, 35782, 43414, 77525, 89455, 108535, 125237, 155050, 178910, 217070, 250474, 447275, 542675, 626185, 876659, 894550, 1085350, 1252370, 1753318, 3130925, 4383295, 6261850, 7925713, 8766590, 15851426, 21916475, 39628565, 43832950, 55479991, 79257130, 110959982, 198142825, 277399955, 388359937, 396285650, 554799910, 776719874, 1386999775, 1941799685, 2773999550, 3883599370, 9708998425, 19417996850]

約数ペア:

[(1, 19417996850), (2, 9708998425), (5, 3883599370), (7, 2773999550), (10, 1941799685), (14, 1386999775), (25, 776719874), (35, 554799910), (49, 396285650), (50, 388359937), (70, 277399955), (98, 198142825), (175, 110959982), (245, 79257130), (350, 55479991), (443, 43832950), (490, 39628565), (886, 21916475), (1225, 15851426), (2215, 8766590), (2450, 7925713), (3101, 6261850), (4430, 4383295), (6202, 3130925), (11075, 1753318), (15505, 1252370), (17891, 1085350), (21707, 894550), (22150, 876659), (31010, 626185), (35782, 542675), (43414, 447275), (77525, 250474), (89455, 217070), (108535, 178910), (125237, 155050)]