19799880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164999}}^1$

素因数の和:165013

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 39600120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164999, 329998, 494997, 659996, 824995, 989994, 1319992, 1649990, 1979988, 2474985, 3299980, 3959976, 4949970, 6599960, 9899940, 19799880]

約数ペア:

[(1, 19799880), (2, 9899940), (3, 6599960), (4, 4949970), (5, 3959976), (6, 3299980), (8, 2474985), (10, 1979988), (12, 1649990), (15, 1319992), (20, 989994), (24, 824995), (30, 659996), (40, 494997), (60, 329998), (120, 164999)]