542782780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{207169}}^1$

素因数の和:207309

約数の個数: 24

約数和(自身を含む): 1148550480

約数和(自身を除く): 605767700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 207169, 414338, 828676, 1035845, 2071690, 4143380, 27139139, 54278278, 108556556, 135695695, 271391390, 542782780]

約数ペア:

[(1, 542782780), (2, 271391390), (4, 135695695), (5, 108556556), (10, 54278278), (20, 27139139), (131, 4143380), (262, 2071690), (524, 1035845), (655, 828676), (1310, 414338), (2620, 207169)]