1672398320

素因数分解:

$2^4\times 5^1\times {\mathrm{20904979}}^1$

素因数の和:20904992

約数の個数: 20

約数和(自身を含む): 3888326280

約数和(自身を除く): 2215927960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20904979, 41809958, 83619916, 104524895, 167239832, 209049790, 334479664, 418099580, 836199160, 1672398320]

約数ペア:

[(1, 1672398320), (2, 836199160), (4, 418099580), (5, 334479664), (8, 209049790), (10, 167239832), (16, 104524895), (20, 83619916), (40, 41809958), (80, 20904979)]