18520080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77167}}^1$

素因数の和:77183

約数の個数: 40

約数和(自身を含む): 57412992

約数和(自身を除く): 38892912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77167, 154334, 231501, 308668, 385835, 463002, 617336, 771670, 926004, 1157505, 1234672, 1543340, 1852008, 2315010, 3086680, 3704016, 4630020, 6173360, 9260040, 18520080]

約数ペア:

[(1, 18520080), (2, 9260040), (3, 6173360), (4, 4630020), (5, 3704016), (6, 3086680), (8, 2315010), (10, 1852008), (12, 1543340), (15, 1234672), (16, 1157505), (20, 926004), (24, 771670), (30, 617336), (40, 463002), (48, 385835), (60, 308668), (80, 231501), (120, 154334), (240, 77167)]