389697160

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{41813}}^1$

素因数の和:42057

約数の個数: 32

約数和(自身を含む): 880602840

約数和(自身を除く): 490905680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 9320, 41813, 83626, 167252, 209065, 334504, 418130, 836260, 1672520, 9742429, 19484858, 38969716, 48712145, 77939432, 97424290, 194848580, 389697160]

約数ペア:

[(1, 389697160), (2, 194848580), (4, 97424290), (5, 77939432), (8, 48712145), (10, 38969716), (20, 19484858), (40, 9742429), (233, 1672520), (466, 836260), (932, 418130), (1165, 334504), (1864, 209065), (2330, 167252), (4660, 83626), (9320, 41813)]