42078320

素因数分解:

$2^4\times 5^1\times {\mathrm{525979}}^1$

素因数の和:525992

約数の個数: 20

約数和(自身を含む): 97832280

約数和(自身を除く): 55753960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 525979, 1051958, 2103916, 2629895, 4207832, 5259790, 8415664, 10519580, 21039160, 42078320]

約数ペア:

[(1, 42078320), (2, 21039160), (4, 10519580), (5, 8415664), (8, 5259790), (10, 4207832), (16, 2629895), (20, 2103916), (40, 1051958), (80, 525979)]