2904291440

素因数分解:

$2^4\times 5^1\times {\mathrm{36303643}}^1$

素因数の和:36303656

約数の個数: 20

約数和(自身を含む): 6752477784

約数和(自身を除く): 3848186344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36303643, 72607286, 145214572, 181518215, 290429144, 363036430, 580858288, 726072860, 1452145720, 2904291440]

約数ペア:

[(1, 2904291440), (2, 1452145720), (4, 726072860), (5, 580858288), (8, 363036430), (10, 290429144), (16, 181518215), (20, 145214572), (40, 72607286), (80, 36303643)]