16158320

素因数分解:

$2^4\times 5^1\times {\mathrm{201979}}^1$

素因数の和:201992

約数の個数: 20

約数和(自身を含む): 37568280

約数和(自身を除く): 21409960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 201979, 403958, 807916, 1009895, 1615832, 2019790, 3231664, 4039580, 8079160, 16158320]

約数ペア:

[(1, 16158320), (2, 8079160), (4, 4039580), (5, 3231664), (8, 2019790), (10, 1615832), (16, 1009895), (20, 807916), (40, 403958), (80, 201979)]