20943030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1399}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 29456970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 499, 998, 1399, 1497, 2495, 2798, 2994, 4197, 4990, 6995, 7485, 8394, 13990, 14970, 20985, 41970, 698101, 1396202, 2094303, 3490505, 4188606, 6981010, 10471515, 20943030]

約数ペア:

[(1, 20943030), (2, 10471515), (3, 6981010), (5, 4188606), (6, 3490505), (10, 2094303), (15, 1396202), (30, 698101), (499, 41970), (998, 20985), (1399, 14970), (1497, 13990), (2495, 8394), (2798, 7485), (2994, 6995), (4197, 4990)]