15396920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4999}}^1$

素因数の和:5028

約数の個数: 64

約数和(自身を含む): 43200000

約数和(自身を除く): 27803080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 4999, 9998, 19996, 24995, 34993, 39992, 49990, 54989, 69986, 99980, 109978, 139972, 174965, 199960, 219956, 274945, 279944, 349930, 384923, 439912, 549890, 699860, 769846, 1099780, 1399720, 1539692, 1924615, 2199560, 3079384, 3849230, 7698460, 15396920]

約数ペア:

[(1, 15396920), (2, 7698460), (4, 3849230), (5, 3079384), (7, 2199560), (8, 1924615), (10, 1539692), (11, 1399720), (14, 1099780), (20, 769846), (22, 699860), (28, 549890), (35, 439912), (40, 384923), (44, 349930), (55, 279944), (56, 274945), (70, 219956), (77, 199960), (88, 174965), (110, 139972), (140, 109978), (154, 99980), (220, 69986), (280, 54989), (308, 49990), (385, 39992), (440, 34993), (616, 24995), (770, 19996), (1540, 9998), (3080, 4999)]