2547860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18199}}^1$

素因数の和:18215

約数の個数: 24

約数和(自身を含む): 6115200

約数和(自身を除く): 3567340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18199, 36398, 72796, 90995, 127393, 181990, 254786, 363980, 509572, 636965, 1273930, 2547860]

約数ペア:

[(1, 2547860), (2, 1273930), (4, 636965), (5, 509572), (7, 363980), (10, 254786), (14, 181990), (20, 127393), (28, 90995), (35, 72796), (70, 36398), (140, 18199)]