17638740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13999}}^1$

素因数の和:14021

約数の個数: 72

約数和(自身を含む): 61152000

約数和(自身を除く): 43513260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 13999, 27998, 41997, 55996, 69995, 83994, 97993, 125991, 139990, 167988, 195986, 209985, 251982, 279980, 293979, 391972, 419970, 489965, 503964, 587958, 629955, 839940, 881937, 979930, 1175916, 1259910, 1469895, 1763874, 1959860, 2519820, 2939790, 3527748, 4409685, 5879580, 8819370, 17638740]

約数ペア:

[(1, 17638740), (2, 8819370), (3, 5879580), (4, 4409685), (5, 3527748), (6, 2939790), (7, 2519820), (9, 1959860), (10, 1763874), (12, 1469895), (14, 1259910), (15, 1175916), (18, 979930), (20, 881937), (21, 839940), (28, 629955), (30, 587958), (35, 503964), (36, 489965), (42, 419970), (45, 391972), (60, 293979), (63, 279980), (70, 251982), (84, 209985), (90, 195986), (105, 167988), (126, 139990), (140, 125991), (180, 97993), (210, 83994), (252, 69995), (315, 55996), (420, 41997), (630, 27998), (1260, 13999)]