137536720

素因数分解:

$2^4\times 5^1\times {\mathrm{1719209}}^1$

素因数の和:1719222

約数の個数: 20

約数和(自身を含む): 319773060

約数和(自身を除く): 182236340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1719209, 3438418, 6876836, 8596045, 13753672, 17192090, 27507344, 34384180, 68768360, 137536720]

約数ペア:

[(1, 137536720), (2, 68768360), (4, 34384180), (5, 27507344), (8, 17192090), (10, 13753672), (16, 8596045), (20, 6876836), (40, 3438418), (80, 1719209)]