9805880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{5003}}^1$

素因数の和:5028

約数の個数: 48

約数和(自身を含む): 25670520

約数和(自身を除く): 15864640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 5003, 10006, 20012, 25015, 35021, 40024, 50030, 70042, 100060, 140084, 175105, 200120, 245147, 280168, 350210, 490294, 700420, 980588, 1225735, 1400840, 1961176, 2451470, 4902940, 9805880]

約数ペア:

[(1, 9805880), (2, 4902940), (4, 2451470), (5, 1961176), (7, 1400840), (8, 1225735), (10, 980588), (14, 700420), (20, 490294), (28, 350210), (35, 280168), (40, 245147), (49, 200120), (56, 175105), (70, 140084), (98, 100060), (140, 70042), (196, 50030), (245, 40024), (280, 35021), (392, 25015), (490, 20012), (980, 10006), (1960, 5003)]