9795100

素因数分解:

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

素因数の和:2027

約数の個数: 54

約数和(自身を含む): 24738000

約数和(自身を除く): 14942900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 1999, 2450, 3998, 4900, 7996, 9995, 13993, 19990, 27986, 39980, 49975, 55972, 69965, 97951, 99950, 139930, 195902, 199900, 279860, 349825, 391804, 489755, 699650, 979510, 1399300, 1959020, 2448775, 4897550, 9795100]

約数ペア:

[(1, 9795100), (2, 4897550), (4, 2448775), (5, 1959020), (7, 1399300), (10, 979510), (14, 699650), (20, 489755), (25, 391804), (28, 349825), (35, 279860), (49, 199900), (50, 195902), (70, 139930), (98, 99950), (100, 97951), (140, 69965), (175, 55972), (196, 49975), (245, 39980), (350, 27986), (490, 19990), (700, 13993), (980, 9995), (1225, 7996), (1999, 4900), (2450, 3998)]