10121780

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1301}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 21326760

約数和(自身を除く): 11204980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1301, 1556, 1945, 2602, 3890, 5204, 6505, 7780, 13010, 26020, 506089, 1012178, 2024356, 2530445, 5060890, 10121780]

約数ペア:

[(1, 10121780), (2, 5060890), (4, 2530445), (5, 2024356), (10, 1012178), (20, 506089), (389, 26020), (778, 13010), (1301, 7780), (1556, 6505), (1945, 5204), (2602, 3890)]