31380860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224149}}^1$

素因数の和:224165

約数の個数: 24

約数和(自身を含む): 75314400

約数和(自身を除く): 43933540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224149, 448298, 896596, 1120745, 1569043, 2241490, 3138086, 4482980, 6276172, 7845215, 15690430, 31380860]

約数ペア:

[(1, 31380860), (2, 15690430), (4, 7845215), (5, 6276172), (7, 4482980), (10, 3138086), (14, 2241490), (20, 1569043), (28, 1120745), (35, 896596), (70, 448298), (140, 224149)]