20588880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6599}}^1$

素因数の和:6628

約数の個数: 80

約数和(自身を含む): 68745600

約数和(自身を除く): 48156720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6599, 13198, 19797, 26396, 32995, 39594, 52792, 65990, 79188, 85787, 98985, 105584, 131980, 158376, 171574, 197970, 257361, 263960, 316752, 343148, 395940, 428935, 514722, 527920, 686296, 791880, 857870, 1029444, 1286805, 1372592, 1583760, 1715740, 2058888, 2573610, 3431480, 4117776, 5147220, 6862960, 10294440, 20588880]

約数ペア:

[(1, 20588880), (2, 10294440), (3, 6862960), (4, 5147220), (5, 4117776), (6, 3431480), (8, 2573610), (10, 2058888), (12, 1715740), (13, 1583760), (15, 1372592), (16, 1286805), (20, 1029444), (24, 857870), (26, 791880), (30, 686296), (39, 527920), (40, 514722), (48, 428935), (52, 395940), (60, 343148), (65, 316752), (78, 263960), (80, 257361), (104, 197970), (120, 171574), (130, 158376), (156, 131980), (195, 105584), (208, 98985), (240, 85787), (260, 79188), (312, 65990), (390, 52792), (520, 39594), (624, 32995), (780, 26396), (1040, 19797), (1560, 13198), (3120, 6599)]