174980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 396312

約数和(自身を除く): 221332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 673, 1346, 2692, 3365, 6730, 8749, 13460, 17498, 34996, 43745, 87490, 174980]

約数ペア:

[(1, 174980), (2, 87490), (4, 43745), (5, 34996), (10, 17498), (13, 13460), (20, 8749), (26, 6730), (52, 3365), (65, 2692), (130, 1346), (260, 673)]