236400440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{256957}}^1$

素因数の和:256991

約数の個数: 32

約数和(自身を含む): 555029280

約数和(自身を除く): 318628840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 256957, 513914, 1027828, 1284785, 2055656, 2569570, 5139140, 5910011, 10278280, 11820022, 23640044, 29550055, 47280088, 59100110, 118200220, 236400440]

約数ペア:

[(1, 236400440), (2, 118200220), (4, 59100110), (5, 47280088), (8, 29550055), (10, 23640044), (20, 11820022), (23, 10278280), (40, 5910011), (46, 5139140), (92, 2569570), (115, 2055656), (184, 1284785), (230, 1027828), (460, 513914), (920, 256957)]