3440780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3511}}^1$

素因数の和:3534

約数の個数: 36

約数和(自身を含む): 8407728

約数和(自身を除く): 4966948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3511, 7022, 14044, 17555, 24577, 35110, 49154, 70220, 98308, 122885, 172039, 245770, 344078, 491540, 688156, 860195, 1720390, 3440780]

約数ペア:

[(1, 3440780), (2, 1720390), (4, 860195), (5, 688156), (7, 491540), (10, 344078), (14, 245770), (20, 172039), (28, 122885), (35, 98308), (49, 70220), (70, 49154), (98, 35110), (140, 24577), (196, 17555), (245, 14044), (490, 7022), (980, 3511)]