154143280

素因数分解:

$2^4\times 5^1\times {\mathrm{1926791}}^1$

素因数の和:1926804

約数の個数: 20

約数和(自身を含む): 358383312

約数和(自身を除く): 204240032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1926791, 3853582, 7707164, 9633955, 15414328, 19267910, 30828656, 38535820, 77071640, 154143280]

約数ペア:

[(1, 154143280), (2, 77071640), (4, 38535820), (5, 30828656), (8, 19267910), (10, 15414328), (16, 9633955), (20, 7707164), (40, 3853582), (80, 1926791)]