2011720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2647}}^1$

素因数の和:2677

約数の個数: 32

約数和(自身を含む): 4766400

約数和(自身を除く): 2754680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2647, 5294, 10588, 13235, 21176, 26470, 50293, 52940, 100586, 105880, 201172, 251465, 402344, 502930, 1005860, 2011720]

約数ペア:

[(1, 2011720), (2, 1005860), (4, 502930), (5, 402344), (8, 251465), (10, 201172), (19, 105880), (20, 100586), (38, 52940), (40, 50293), (76, 26470), (95, 21176), (152, 13235), (190, 10588), (380, 5294), (760, 2647)]