199490060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129539}}^1$

素因数の和:129566

約数の個数: 48

約数和(自身を含む): 522305280

約数和(自身を除く): 322815220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 129539, 259078, 518156, 647695, 906773, 1295390, 1424929, 1813546, 2590780, 2849858, 3627092, 4533865, 5699716, 7124645, 9067730, 9974503, 14249290, 18135460, 19949006, 28498580, 39898012, 49872515, 99745030, 199490060]

約数ペア:

[(1, 199490060), (2, 99745030), (4, 49872515), (5, 39898012), (7, 28498580), (10, 19949006), (11, 18135460), (14, 14249290), (20, 9974503), (22, 9067730), (28, 7124645), (35, 5699716), (44, 4533865), (55, 3627092), (70, 2849858), (77, 2590780), (110, 1813546), (140, 1424929), (154, 1295390), (220, 906773), (308, 647695), (385, 518156), (770, 259078), (1540, 129539)]