19269440

素因数分解:

$2^6\times 5^1\times {\mathrm{60217}}^1$

素因数の和:60234

約数の個数: 28

約数和(自身を含む): 45886116

約数和(自身を除く): 26616676

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60217, 120434, 240868, 301085, 481736, 602170, 963472, 1204340, 1926944, 2408680, 3853888, 4817360, 9634720, 19269440]

約数ペア:

[(1, 19269440), (2, 9634720), (4, 4817360), (5, 3853888), (8, 2408680), (10, 1926944), (16, 1204340), (20, 963472), (32, 602170), (40, 481736), (64, 301085), (80, 240868), (160, 120434), (320, 60217)]