31307140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{68059}}^1$

素因数の和:68091

約数の個数: 24

約数和(自身を含む): 68604480

約数和(自身を除く): 37297340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 68059, 136118, 272236, 340295, 680590, 1361180, 1565357, 3130714, 6261428, 7826785, 15653570, 31307140]

約数ペア:

[(1, 31307140), (2, 15653570), (4, 7826785), (5, 6261428), (10, 3130714), (20, 1565357), (23, 1361180), (46, 680590), (92, 340295), (115, 272236), (230, 136118), (460, 68059)]