219213309740

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{39005927}}^1$

素因数の和:39006217

約数の個数: 24

約数和(自身を含む): 461986211232

約数和(自身を除く): 242772901492

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 39005927, 78011854, 156023708, 195029635, 390059270, 780118540, 10960665487, 21921330974, 43842661948, 54803327435, 109606654870, 219213309740]

約数ペア:

[(1, 219213309740), (2, 109606654870), (4, 54803327435), (5, 43842661948), (10, 21921330974), (20, 10960665487), (281, 780118540), (562, 390059270), (1124, 195029635), (1405, 156023708), (2810, 78011854), (5620, 39005927)]