8300840

素因数分解:

$2^3\times 5^1\times {\mathrm{207521}}^1$

素因数の和:207532

約数の個数: 16

約数和(自身を含む): 18676980

約数和(自身を除く): 10376140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 207521, 415042, 830084, 1037605, 1660168, 2075210, 4150420, 8300840]

約数ペア:

[(1, 8300840), (2, 4150420), (4, 2075210), (5, 1660168), (8, 1037605), (10, 830084), (20, 415042), (40, 207521)]