30620828

素因数分解:

$2^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2393}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 61401312

約数和(自身を除く): 30780484

約数列:

[1, 2, 4, 7, 14, 28, 457, 914, 1828, 2393, 3199, 4786, 6398, 9572, 12796, 16751, 33502, 67004, 1093601, 2187202, 4374404, 7655207, 15310414, 30620828]

約数ペア:

[(1, 30620828), (2, 15310414), (4, 7655207), (7, 4374404), (14, 2187202), (28, 1093601), (457, 67004), (914, 33502), (1828, 16751), (2393, 12796), (3199, 9572), (4786, 6398)]