20372160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21221}}^1$

素因数の和:21241

約数の個数: 56

約数和(自身を含む): 64684656

約数和(自身を除く): 44312496

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, 21221, 42442, 63663, 84884, 106105, 127326, 169768, 212210, 254652, 318315, 339536, 424420, 509304, 636630, 679072, 848840, 1018608, 1273260, 1358144, 1697680, 2037216, 2546520, 3395360, 4074432, 5093040, 6790720, 10186080, 20372160]

約数ペア:

[(1, 20372160), (2, 10186080), (3, 6790720), (4, 5093040), (5, 4074432), (6, 3395360), (8, 2546520), (10, 2037216), (12, 1697680), (15, 1358144), (16, 1273260), (20, 1018608), (24, 848840), (30, 679072), (32, 636630), (40, 509304), (48, 424420), (60, 339536), (64, 318315), (80, 254652), (96, 212210), (120, 169768), (160, 127326), (192, 106105), (240, 84884), (320, 63663), (480, 42442), (960, 21221)]