293131880

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{10889}}^1$

素因数の和:11573

約数の個数: 32

約数和(自身を含む): 660587400

約数和(自身を除く): 367455520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 5384, 6730, 10889, 13460, 21778, 26920, 43556, 54445, 87112, 108890, 217780, 435560, 7328297, 14656594, 29313188, 36641485, 58626376, 73282970, 146565940, 293131880]

約数ペア:

[(1, 293131880), (2, 146565940), (4, 73282970), (5, 58626376), (8, 36641485), (10, 29313188), (20, 14656594), (40, 7328297), (673, 435560), (1346, 217780), (2692, 108890), (3365, 87112), (5384, 54445), (6730, 43556), (10889, 26920), (13460, 21778)]