30138260

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1831}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 63401856

約数和(自身を除く): 33263596

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 1831, 3292, 3662, 4115, 7324, 8230, 9155, 16460, 18310, 36620, 1506913, 3013826, 6027652, 7534565, 15069130, 30138260]

約数ペア:

[(1, 30138260), (2, 15069130), (4, 7534565), (5, 6027652), (10, 3013826), (20, 1506913), (823, 36620), (1646, 18310), (1831, 16460), (3292, 9155), (3662, 8230), (4115, 7324)]