27829480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99391}}^1$

素因数の和:99409

約数の個数: 32

約数和(自身を含む): 71562240

約数和(自身を除く): 43732760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99391, 198782, 397564, 496955, 695737, 795128, 993910, 1391474, 1987820, 2782948, 3478685, 3975640, 5565896, 6957370, 13914740, 27829480]

約数ペア:

[(1, 27829480), (2, 13914740), (4, 6957370), (5, 5565896), (7, 3975640), (8, 3478685), (10, 2782948), (14, 1987820), (20, 1391474), (28, 993910), (35, 795128), (40, 695737), (56, 496955), (70, 397564), (140, 198782), (280, 99391)]