28683260

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2131}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 60352656

約数和(自身を除く): 31669396

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2131, 2692, 3365, 4262, 6730, 8524, 10655, 13460, 21310, 42620, 1434163, 2868326, 5736652, 7170815, 14341630, 28683260]

約数ペア:

[(1, 28683260), (2, 14341630), (4, 7170815), (5, 5736652), (10, 2868326), (20, 1434163), (673, 42620), (1346, 21310), (2131, 13460), (2692, 10655), (3365, 8524), (4262, 6730)]