426408860

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{135799}}^1$

素因数の和:135965

約数の個数: 24

約数和(自身を含む): 901168800

約数和(自身を除く): 474759940

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 135799, 271598, 543196, 678995, 1357990, 2715980, 21320443, 42640886, 85281772, 106602215, 213204430, 426408860]

約数ペア:

[(1, 426408860), (2, 213204430), (4, 106602215), (5, 85281772), (10, 42640886), (20, 21320443), (157, 2715980), (314, 1357990), (628, 678995), (785, 543196), (1570, 271598), (3140, 135799)]