19467280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34763}}^1$

素因数の和:34783

約数の個数: 40

約数和(自身を含む): 51728832

約数和(自身を除く): 32261552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34763, 69526, 139052, 173815, 243341, 278104, 347630, 486682, 556208, 695260, 973364, 1216705, 1390520, 1946728, 2433410, 2781040, 3893456, 4866820, 9733640, 19467280]

約数ペア:

[(1, 19467280), (2, 9733640), (4, 4866820), (5, 3893456), (7, 2781040), (8, 2433410), (10, 1946728), (14, 1390520), (16, 1216705), (20, 973364), (28, 695260), (35, 556208), (40, 486682), (56, 347630), (70, 278104), (80, 243341), (112, 173815), (140, 139052), (280, 69526), (560, 34763)]