27536720

素因数分解:

$2^4\times 5^1\times {\mathrm{344209}}^1$

素因数の和:344222

約数の個数: 20

約数和(自身を含む): 64023060

約数和(自身を除く): 36486340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 344209, 688418, 1376836, 1721045, 2753672, 3442090, 5507344, 6884180, 13768360, 27536720]

約数ペア:

[(1, 27536720), (2, 13768360), (4, 6884180), (5, 5507344), (8, 3442090), (10, 2753672), (16, 1721045), (20, 1376836), (40, 688418), (80, 344209)]