290383408

素因数分解:

$2^4\times 7^2\times {\mathrm{370387}}^1$

素因数の和:370409

約数の個数: 30

約数和(自身を含む): 654475596

約数和(自身を除く): 364092188

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 370387, 740774, 1481548, 2592709, 2963096, 5185418, 5926192, 10370836, 18148963, 20741672, 36297926, 41483344, 72595852, 145191704, 290383408]

約数ペア:

[(1, 290383408), (2, 145191704), (4, 72595852), (7, 41483344), (8, 36297926), (14, 20741672), (16, 18148963), (28, 10370836), (49, 5926192), (56, 5185418), (98, 2963096), (112, 2592709), (196, 1481548), (392, 740774), (784, 370387)]