200320090

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{45631}}^1$

素因数の和:46077

約数の個数: 16

約数和(自身を含む): 361405440

約数和(自身を除く): 161085350

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 45631, 91262, 228155, 456310, 20032009, 40064018, 100160045, 200320090]

約数ペア:

[(1, 200320090), (2, 100160045), (5, 40064018), (10, 20032009), (439, 456310), (878, 228155), (2195, 91262), (4390, 45631)]