11597440

素因数分解:

$2^7\times 5^1\times {\mathrm{18121}}^1$

素因数の和:18140

約数の個数: 32

約数和(自身を含む): 27726660

約数和(自身を除く): 16129220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 18121, 36242, 72484, 90605, 144968, 181210, 289936, 362420, 579872, 724840, 1159744, 1449680, 2319488, 2899360, 5798720, 11597440]

約数ペア:

[(1, 11597440), (2, 5798720), (4, 2899360), (5, 2319488), (8, 1449680), (10, 1159744), (16, 724840), (20, 579872), (32, 362420), (40, 289936), (64, 181210), (80, 144968), (128, 90605), (160, 72484), (320, 36242), (640, 18121)]