1619460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2999}}^1$

素因数の和:3017

約数の個数: 48

約数和(自身を含む): 5040000

約数和(自身を除く): 3420540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2999, 5998, 8997, 11996, 14995, 17994, 26991, 29990, 35988, 44985, 53982, 59980, 80973, 89970, 107964, 134955, 161946, 179940, 269910, 323892, 404865, 539820, 809730, 1619460]

約数ペア:

[(1, 1619460), (2, 809730), (3, 539820), (4, 404865), (5, 323892), (6, 269910), (9, 179940), (10, 161946), (12, 134955), (15, 107964), (18, 89970), (20, 80973), (27, 59980), (30, 53982), (36, 44985), (45, 35988), (54, 29990), (60, 26991), (90, 17994), (108, 14995), (135, 11996), (180, 8997), (270, 5998), (540, 2999)]