1799640

素因数分解:

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

素因数の和:5016

約数の個数: 48

約数和(自身を含む): 5850000

約数和(自身を除く): 4050360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 4999, 9998, 14997, 19996, 24995, 29994, 39992, 44991, 49990, 59988, 74985, 89982, 99980, 119976, 149970, 179964, 199960, 224955, 299940, 359928, 449910, 599880, 899820, 1799640]

約数ペア:

[(1, 1799640), (2, 899820), (3, 599880), (4, 449910), (5, 359928), (6, 299940), (8, 224955), (9, 199960), (10, 179964), (12, 149970), (15, 119976), (18, 99980), (20, 89982), (24, 74985), (30, 59988), (36, 49990), (40, 44991), (45, 39992), (60, 29994), (72, 24995), (90, 19996), (120, 14997), (180, 9998), (360, 4999)]