2001160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1021}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 5242860

約数和(自身を除く): 3241700

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, 1021, 1960, 2042, 4084, 5105, 7147, 8168, 10210, 14294, 20420, 28588, 35735, 40840, 50029, 57176, 71470, 100058, 142940, 200116, 250145, 285880, 400232, 500290, 1000580, 2001160]

約数ペア:

[(1, 2001160), (2, 1000580), (4, 500290), (5, 400232), (7, 285880), (8, 250145), (10, 200116), (14, 142940), (20, 100058), (28, 71470), (35, 57176), (40, 50029), (49, 40840), (56, 35735), (70, 28588), (98, 20420), (140, 14294), (196, 10210), (245, 8168), (280, 7147), (392, 5105), (490, 4084), (980, 2042), (1021, 1960)]