119702540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{769}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 258978720

約数和(自身を除く): 139276180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 181, 215, 362, 430, 724, 769, 860, 905, 1538, 1810, 3076, 3620, 3845, 7690, 7783, 15380, 15566, 31132, 33067, 38915, 66134, 77830, 132268, 139189, 155660, 165335, 278378, 330670, 556756, 661340, 695945, 1391890, 2783780, 5985127, 11970254, 23940508, 29925635, 59851270, 119702540]

約数ペア:

[(1, 119702540), (2, 59851270), (4, 29925635), (5, 23940508), (10, 11970254), (20, 5985127), (43, 2783780), (86, 1391890), (172, 695945), (181, 661340), (215, 556756), (362, 330670), (430, 278378), (724, 165335), (769, 155660), (860, 139189), (905, 132268), (1538, 77830), (1810, 66134), (3076, 38915), (3620, 33067), (3845, 31132), (7690, 15566), (7783, 15380)]