11153440

素因数分解:

$2^5\times 5^1\times {\mathrm{69709}}^1$

素因数の和:69724

約数の個数: 24

約数和(自身を含む): 26350380

約数和(自身を除く): 15196940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 69709, 139418, 278836, 348545, 557672, 697090, 1115344, 1394180, 2230688, 2788360, 5576720, 11153440]

約数ペア:

[(1, 11153440), (2, 5576720), (4, 2788360), (5, 2230688), (8, 1394180), (10, 1115344), (16, 697090), (20, 557672), (32, 348545), (40, 278836), (80, 139418), (160, 69709)]