7698460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4999}}^1$

素因数の和:5026

約数の個数: 48

約数和(自身を含む): 20160000

約数和(自身を除く): 12461540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 4999, 9998, 19996, 24995, 34993, 49990, 54989, 69986, 99980, 109978, 139972, 174965, 219956, 274945, 349930, 384923, 549890, 699860, 769846, 1099780, 1539692, 1924615, 3849230, 7698460]

約数ペア:

[(1, 7698460), (2, 3849230), (4, 1924615), (5, 1539692), (7, 1099780), (10, 769846), (11, 699860), (14, 549890), (20, 384923), (22, 349930), (28, 274945), (35, 219956), (44, 174965), (55, 139972), (70, 109978), (77, 99980), (110, 69986), (140, 54989), (154, 49990), (220, 34993), (308, 24995), (385, 19996), (770, 9998), (1540, 4999)]