31319540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223711}}^1$

素因数の和:223727

約数の個数: 24

約数和(自身を含む): 75167232

約数和(自身を除く): 43847692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223711, 447422, 894844, 1118555, 1565977, 2237110, 3131954, 4474220, 6263908, 7829885, 15659770, 31319540]

約数ペア:

[(1, 31319540), (2, 15659770), (4, 7829885), (5, 6263908), (7, 4474220), (10, 3131954), (14, 2237110), (20, 1565977), (28, 1118555), (35, 894844), (70, 447422), (140, 223711)]