11888720

素因数分解:

$2^4\times 5^1\times {\mathrm{148609}}^1$

素因数の和:148622

約数の個数: 20

約数和(自身を含む): 27641460

約数和(自身を除く): 15752740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 148609, 297218, 594436, 743045, 1188872, 1486090, 2377744, 2972180, 5944360, 11888720]

約数ペア:

[(1, 11888720), (2, 5944360), (4, 2972180), (5, 2377744), (8, 1486090), (10, 1188872), (16, 743045), (20, 594436), (40, 297218), (80, 148609)]