520571890

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{149161}}^1$

素因数の和:149517

約数の個数: 16

約数和(自身を含む): 939720600

約数和(自身を除く): 419148710

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 149161, 298322, 745805, 1491610, 52057189, 104114378, 260285945, 520571890]

約数ペア:

[(1, 520571890), (2, 260285945), (5, 104114378), (10, 52057189), (349, 1491610), (698, 745805), (1745, 298322), (3490, 149161)]