17320240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 46550592

約数和(自身を除く): 29230352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 197, 280, 314, 394, 560, 628, 785, 788, 985, 1099, 1256, 1379, 1570, 1576, 1970, 2198, 2512, 2758, 3140, 3152, 3940, 4396, 5495, 5516, 6280, 6895, 7880, 8792, 10990, 11032, 12560, 13790, 15760, 17584, 21980, 22064, 27580, 30929, 43960, 55160, 61858, 87920, 110320, 123716, 154645, 216503, 247432, 309290, 433006, 494864, 618580, 866012, 1082515, 1237160, 1732024, 2165030, 2474320, 3464048, 4330060, 8660120, 17320240]

約数ペア:

[(1, 17320240), (2, 8660120), (4, 4330060), (5, 3464048), (7, 2474320), (8, 2165030), (10, 1732024), (14, 1237160), (16, 1082515), (20, 866012), (28, 618580), (35, 494864), (40, 433006), (56, 309290), (70, 247432), (80, 216503), (112, 154645), (140, 123716), (157, 110320), (197, 87920), (280, 61858), (314, 55160), (394, 43960), (560, 30929), (628, 27580), (785, 22064), (788, 21980), (985, 17584), (1099, 15760), (1256, 13790), (1379, 12560), (1570, 11032), (1576, 10990), (1970, 8792), (2198, 7880), (2512, 6895), (2758, 6280), (3140, 5516), (3152, 5495), (3940, 4396)]