349960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 849240

約数和(自身を除く): 499280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 673, 1346, 2692, 3365, 5384, 6730, 8749, 13460, 17498, 26920, 34996, 43745, 69992, 87490, 174980, 349960]

約数ペア:

[(1, 349960), (2, 174980), (4, 87490), (5, 69992), (8, 43745), (10, 34996), (13, 26920), (20, 17498), (26, 13460), (40, 8749), (52, 6730), (65, 5384), (104, 3365), (130, 2692), (260, 1346), (520, 673)]