1871820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{10399}}^1$

素因数の和:10414

約数の個数: 36

約数和(自身を含む): 5678400

約数和(自身を除く): 3806580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 10399, 20798, 31197, 41596, 51995, 62394, 93591, 103990, 124788, 155985, 187182, 207980, 311970, 374364, 467955, 623940, 935910, 1871820]

約数ペア:

[(1, 1871820), (2, 935910), (3, 623940), (4, 467955), (5, 374364), (6, 311970), (9, 207980), (10, 187182), (12, 155985), (15, 124788), (18, 103990), (20, 93591), (30, 62394), (36, 51995), (45, 41596), (60, 31197), (90, 20798), (180, 10399)]