4262590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 8211456

約数和(自身を除く): 3948866

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 431, 862, 989, 1978, 2155, 4310, 4945, 9890, 9913, 18533, 19826, 37066, 49565, 92665, 99130, 185330, 426259, 852518, 2131295, 4262590]

約数ペア:

[(1, 4262590), (2, 2131295), (5, 852518), (10, 426259), (23, 185330), (43, 99130), (46, 92665), (86, 49565), (115, 37066), (215, 19826), (230, 18533), (430, 9913), (431, 9890), (862, 4945), (989, 4310), (1978, 2155)]