19888320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20717}}^1$

素因数の和:20737

約数の個数: 56

約数和(自身を含む): 63148464

約数和(自身を除く): 43260144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20717, 41434, 62151, 82868, 103585, 124302, 165736, 207170, 248604, 310755, 331472, 414340, 497208, 621510, 662944, 828680, 994416, 1243020, 1325888, 1657360, 1988832, 2486040, 3314720, 3977664, 4972080, 6629440, 9944160, 19888320]

約数ペア:

[(1, 19888320), (2, 9944160), (3, 6629440), (4, 4972080), (5, 3977664), (6, 3314720), (8, 2486040), (10, 1988832), (12, 1657360), (15, 1325888), (16, 1243020), (20, 994416), (24, 828680), (30, 662944), (32, 621510), (40, 497208), (48, 414340), (60, 331472), (64, 310755), (80, 248604), (96, 207170), (120, 165736), (160, 124302), (192, 103585), (240, 82868), (320, 62151), (480, 41434), (960, 20717)]