1296320

素因数分解:

$2^6\times 5^1\times {\mathrm{4051}}^1$

素因数の和:4068

約数の個数: 28

約数和(自身を含む): 3087624

約数和(自身を除く): 1791304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4051, 8102, 16204, 20255, 32408, 40510, 64816, 81020, 129632, 162040, 259264, 324080, 648160, 1296320]

約数ペア:

[(1, 1296320), (2, 648160), (4, 324080), (5, 259264), (8, 162040), (10, 129632), (16, 81020), (20, 64816), (32, 40510), (40, 32408), (64, 20255), (80, 16204), (160, 8102), (320, 4051)]