195604780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1397177}}^1$

素因数の和:1397193

約数の個数: 24

約数和(自身を含む): 469451808

約数和(自身を除く): 273847028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1397177, 2794354, 5588708, 6985885, 9780239, 13971770, 19560478, 27943540, 39120956, 48901195, 97802390, 195604780]

約数ペア:

[(1, 195604780), (2, 97802390), (4, 48901195), (5, 39120956), (7, 27943540), (10, 19560478), (14, 13971770), (20, 9780239), (28, 6985885), (35, 5588708), (70, 2794354), (140, 1397177)]