322820020

素因数分解:

$2^2\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{7963}}^1$

素因数の和:9999

約数の個数: 24

約数和(自身を含む): 678341664

約数和(自身を除く): 355521644

約数列:

[1, 2, 4, 5, 10, 20, 2027, 4054, 7963, 8108, 10135, 15926, 20270, 31852, 39815, 40540, 79630, 159260, 16141001, 32282002, 64564004, 80705005, 161410010, 322820020]

約数ペア:

[(1, 322820020), (2, 161410010), (4, 80705005), (5, 64564004), (10, 32282002), (20, 16141001), (2027, 159260), (4054, 79630), (7963, 40540), (8108, 39815), (10135, 31852), (15926, 20270)]