90009580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{467}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 198132480

約数和(自身を除く): 108122900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 419, 460, 467, 838, 934, 1676, 1868, 2095, 2335, 4190, 4670, 8380, 9340, 9637, 10741, 19274, 21482, 38548, 42964, 48185, 53705, 96370, 107410, 192740, 195673, 214820, 391346, 782692, 978365, 1956730, 3913460, 4500479, 9000958, 18001916, 22502395, 45004790, 90009580]

約数ペア:

[(1, 90009580), (2, 45004790), (4, 22502395), (5, 18001916), (10, 9000958), (20, 4500479), (23, 3913460), (46, 1956730), (92, 978365), (115, 782692), (230, 391346), (419, 214820), (460, 195673), (467, 192740), (838, 107410), (934, 96370), (1676, 53705), (1868, 48185), (2095, 42964), (2335, 38548), (4190, 21482), (4670, 19274), (8380, 10741), (9340, 9637)]