90657740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{238573}}^1$

素因数の和:238601

約数の個数: 24

約数和(自身を含む): 200402160

約数和(自身を除く): 109744420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 238573, 477146, 954292, 1192865, 2385730, 4532887, 4771460, 9065774, 18131548, 22664435, 45328870, 90657740]

約数ペア:

[(1, 90657740), (2, 45328870), (4, 22664435), (5, 18131548), (10, 9065774), (19, 4771460), (20, 4532887), (38, 2385730), (76, 1192865), (95, 954292), (190, 477146), (380, 238573)]