20472960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10663}}^1$

素因数の和:10685

約数の個数: 64

約数和(自身を含む): 65263680

約数和(自身を除く): 44790720

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10663, 21326, 31989, 42652, 53315, 63978, 85304, 106630, 127956, 159945, 170608, 213260, 255912, 319890, 341216, 426520, 511824, 639780, 682432, 853040, 1023648, 1279560, 1364864, 1706080, 2047296, 2559120, 3412160, 4094592, 5118240, 6824320, 10236480, 20472960]

約数ペア:

[(1, 20472960), (2, 10236480), (3, 6824320), (4, 5118240), (5, 4094592), (6, 3412160), (8, 2559120), (10, 2047296), (12, 1706080), (15, 1364864), (16, 1279560), (20, 1023648), (24, 853040), (30, 682432), (32, 639780), (40, 511824), (48, 426520), (60, 341216), (64, 319890), (80, 255912), (96, 213260), (120, 170608), (128, 159945), (160, 127956), (192, 106630), (240, 85304), (320, 63978), (384, 53315), (480, 42652), (640, 31989), (960, 21326), (1920, 10663)]