22388800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1999}}^1$

素因数の和:2028

約数の個数: 84

約数和(自身を含む): 62992000

約数和(自身を除く): 40603200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 1999, 2240, 2800, 3998, 5600, 7996, 9995, 11200, 13993, 15992, 19990, 27986, 31984, 39980, 49975, 55972, 63968, 69965, 79960, 99950, 111944, 127936, 139930, 159920, 199900, 223888, 279860, 319840, 349825, 399800, 447776, 559720, 639680, 699650, 799600, 895552, 1119440, 1399300, 1599200, 2238880, 2798600, 3198400, 4477760, 5597200, 11194400, 22388800]

約数ペア:

[(1, 22388800), (2, 11194400), (4, 5597200), (5, 4477760), (7, 3198400), (8, 2798600), (10, 2238880), (14, 1599200), (16, 1399300), (20, 1119440), (25, 895552), (28, 799600), (32, 699650), (35, 639680), (40, 559720), (50, 447776), (56, 399800), (64, 349825), (70, 319840), (80, 279860), (100, 223888), (112, 199900), (140, 159920), (160, 139930), (175, 127936), (200, 111944), (224, 99950), (280, 79960), (320, 69965), (350, 63968), (400, 55972), (448, 49975), (560, 39980), (700, 31984), (800, 27986), (1120, 19990), (1400, 15992), (1600, 13993), (1999, 11200), (2240, 9995), (2800, 7996), (3998, 5600)]