11198120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3943}}^1$

素因数の和:4025

約数の個数: 32

約数和(自身を含む): 25557120

約数和(自身を除く): 14359000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3943, 7886, 15772, 19715, 31544, 39430, 78860, 157720, 279953, 559906, 1119812, 1399765, 2239624, 2799530, 5599060, 11198120]

約数ペア:

[(1, 11198120), (2, 5599060), (4, 2799530), (5, 2239624), (8, 1399765), (10, 1119812), (20, 559906), (40, 279953), (71, 157720), (142, 78860), (284, 39430), (355, 31544), (568, 19715), (710, 15772), (1420, 7886), (2840, 3943)]