90647140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197059}}^1$

素因数の和:197091

約数の個数: 24

約数和(自身を含む): 198636480

約数和(自身を除く): 107989340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 197059, 394118, 788236, 985295, 1970590, 3941180, 4532357, 9064714, 18129428, 22661785, 45323570, 90647140]

約数ペア:

[(1, 90647140), (2, 45323570), (4, 22661785), (5, 18129428), (10, 9064714), (20, 4532357), (23, 3941180), (46, 1970590), (92, 985295), (115, 788236), (230, 394118), (460, 197059)]