20002010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3617}}^1$

素因数の和:3710

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 21677350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 3617, 5530, 7234, 18085, 25319, 36170, 50638, 126595, 253190, 285743, 571486, 1428715, 2000201, 2857430, 4000402, 10001005, 20002010]

約数ペア:

[(1, 20002010), (2, 10001005), (5, 4000402), (7, 2857430), (10, 2000201), (14, 1428715), (35, 571486), (70, 285743), (79, 253190), (158, 126595), (395, 50638), (553, 36170), (790, 25319), (1106, 18085), (2765, 7234), (3617, 5530)]