30020732

素因数分解:

$2^2\times 7^3\times {\mathrm{21881}}^1$

素因数の和:21906

約数の個数: 24

約数和(自身を含む): 61269600

約数和(自身を除く): 31248868

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 21881, 43762, 87524, 153167, 306334, 612668, 1072169, 2144338, 4288676, 7505183, 15010366, 30020732]

約数ペア:

[(1, 30020732), (2, 15010366), (4, 7505183), (7, 4288676), (14, 2144338), (28, 1072169), (49, 612668), (98, 306334), (196, 153167), (343, 87524), (686, 43762), (1372, 21881)]