28000990

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{28867}}^1$

素因数の和:28971

約数の個数: 16

約数和(自身を含む): 50923152

約数和(自身を除く): 22922162

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 28867, 57734, 144335, 288670, 2800099, 5600198, 14000495, 28000990]

約数ペア:

[(1, 28000990), (2, 14000495), (5, 5600198), (10, 2800099), (97, 288670), (194, 144335), (485, 57734), (970, 28867)]