20266080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42221}}^1$

素因数の和:42239

約数の個数: 48

約数和(自身を含む): 63839664

約数和(自身を除く): 43573584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42221, 84442, 126663, 168884, 211105, 253326, 337768, 422210, 506652, 633315, 675536, 844420, 1013304, 1266630, 1351072, 1688840, 2026608, 2533260, 3377680, 4053216, 5066520, 6755360, 10133040, 20266080]

約数ペア:

[(1, 20266080), (2, 10133040), (3, 6755360), (4, 5066520), (5, 4053216), (6, 3377680), (8, 2533260), (10, 2026608), (12, 1688840), (15, 1351072), (16, 1266630), (20, 1013304), (24, 844420), (30, 675536), (32, 633315), (40, 506652), (48, 422210), (60, 337768), (80, 253326), (96, 211105), (120, 168884), (160, 126663), (240, 84442), (480, 42221)]