29883640

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2153}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 67463280

約数和(自身を除く): 37579640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2153, 2776, 3470, 4306, 6940, 8612, 10765, 13880, 17224, 21530, 43060, 86120, 747091, 1494182, 2988364, 3735455, 5976728, 7470910, 14941820, 29883640]

約数ペア:

[(1, 29883640), (2, 14941820), (4, 7470910), (5, 5976728), (8, 3735455), (10, 2988364), (20, 1494182), (40, 747091), (347, 86120), (694, 43060), (1388, 21530), (1735, 17224), (2153, 13880), (2776, 10765), (3470, 8612), (4306, 6940)]