552232540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{310243}}^1$

素因数の和:310341

約数の個数: 24

約数和(自身を含む): 1172722320

約数和(自身を除く): 620489780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 310243, 620486, 1240972, 1551215, 3102430, 6204860, 27611627, 55223254, 110446508, 138058135, 276116270, 552232540]

約数ペア:

[(1, 552232540), (2, 276116270), (4, 138058135), (5, 110446508), (10, 55223254), (20, 27611627), (89, 6204860), (178, 3102430), (356, 1551215), (445, 1240972), (890, 620486), (1780, 310243)]