28107970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15031}}^1$

素因数の和:15066

約数の個数: 32

約数和(自身を含む): 58444416

約数和(自身を除く): 30336446

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 15031, 30062, 75155, 150310, 165341, 255527, 330682, 511054, 826705, 1277635, 1653410, 2555270, 2810797, 5621594, 14053985, 28107970]

約数ペア:

[(1, 28107970), (2, 14053985), (5, 5621594), (10, 2810797), (11, 2555270), (17, 1653410), (22, 1277635), (34, 826705), (55, 511054), (85, 330682), (110, 255527), (170, 165341), (187, 150310), (374, 75155), (935, 30062), (1870, 15031)]