2055720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 6347520

約数和(自身を除く): 4291800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 463, 555, 740, 888, 926, 1110, 1389, 1480, 1852, 2220, 2315, 2778, 3704, 4440, 4630, 5556, 6945, 9260, 11112, 13890, 17131, 18520, 27780, 34262, 51393, 55560, 68524, 85655, 102786, 137048, 171310, 205572, 256965, 342620, 411144, 513930, 685240, 1027860, 2055720]

約数ペア:

[(1, 2055720), (2, 1027860), (3, 685240), (4, 513930), (5, 411144), (6, 342620), (8, 256965), (10, 205572), (12, 171310), (15, 137048), (20, 102786), (24, 85655), (30, 68524), (37, 55560), (40, 51393), (60, 34262), (74, 27780), (111, 18520), (120, 17131), (148, 13890), (185, 11112), (222, 9260), (296, 6945), (370, 5556), (444, 4630), (463, 4440), (555, 3704), (740, 2778), (888, 2315), (926, 2220), (1110, 1852), (1389, 1480)]