15573220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 35668080

約数和(自身を除く): 20094860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 673, 890, 1157, 1346, 1780, 2314, 2692, 3365, 4628, 5785, 6730, 8749, 11570, 13460, 17498, 23140, 34996, 43745, 59897, 87490, 119794, 174980, 239588, 299485, 598970, 778661, 1197940, 1557322, 3114644, 3893305, 7786610, 15573220]

約数ペア:

[(1, 15573220), (2, 7786610), (4, 3893305), (5, 3114644), (10, 1557322), (13, 1197940), (20, 778661), (26, 598970), (52, 299485), (65, 239588), (89, 174980), (130, 119794), (178, 87490), (260, 59897), (356, 43745), (445, 34996), (673, 23140), (890, 17498), (1157, 13460), (1346, 11570), (1780, 8749), (2314, 6730), (2692, 5785), (3365, 4628)]