2663580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 7547904

約数和(自身を除く): 4884324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 431, 515, 618, 862, 1030, 1236, 1293, 1545, 1724, 2060, 2155, 2586, 3090, 4310, 5172, 6180, 6465, 8620, 12930, 25860, 44393, 88786, 133179, 177572, 221965, 266358, 443930, 532716, 665895, 887860, 1331790, 2663580]

約数ペア:

[(1, 2663580), (2, 1331790), (3, 887860), (4, 665895), (5, 532716), (6, 443930), (10, 266358), (12, 221965), (15, 177572), (20, 133179), (30, 88786), (60, 44393), (103, 25860), (206, 12930), (309, 8620), (412, 6465), (431, 6180), (515, 5172), (618, 4310), (862, 3090), (1030, 2586), (1236, 2155), (1293, 2060), (1545, 1724)]