240850820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1720363}}^1$

素因数の和:1720379

約数の個数: 24

約数和(自身を含む): 578042304

約数和(自身を除く): 337191484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1720363, 3440726, 6881452, 8601815, 12042541, 17203630, 24085082, 34407260, 48170164, 60212705, 120425410, 240850820]

約数ペア:

[(1, 240850820), (2, 120425410), (4, 60212705), (5, 48170164), (7, 34407260), (10, 24085082), (14, 17203630), (20, 12042541), (28, 8601815), (35, 6881452), (70, 3440726), (140, 1720363)]