22391510

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 41277600

約数和(自身を除く): 18886090

約数列:

[1, 2, 5, 10, 89, 139, 178, 181, 278, 362, 445, 695, 890, 905, 1390, 1810, 12371, 16109, 24742, 25159, 32218, 50318, 61855, 80545, 123710, 125795, 161090, 251590, 2239151, 4478302, 11195755, 22391510]

約数ペア:

[(1, 22391510), (2, 11195755), (5, 4478302), (10, 2239151), (89, 251590), (139, 161090), (178, 125795), (181, 123710), (278, 80545), (362, 61855), (445, 50318), (695, 32218), (890, 25159), (905, 24742), (1390, 16109), (1810, 12371)]