20206697060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1032007}}^1$

素因数の和:1032116

約数の個数: 48

約数和(自身を含む): 46811882880

約数和(自身を除く): 26605185820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 1032007, 2064014, 4128028, 5160035, 10320070, 11352077, 20640140, 22704154, 45408308, 56760385, 91848623, 113520770, 183697246, 227041540, 367394492, 459243115, 918486230, 1010334853, 1836972460, 2020669706, 4041339412, 5051674265, 10103348530, 20206697060]

約数ペア:

[(1, 20206697060), (2, 10103348530), (4, 5051674265), (5, 4041339412), (10, 2020669706), (11, 1836972460), (20, 1010334853), (22, 918486230), (44, 459243115), (55, 367394492), (89, 227041540), (110, 183697246), (178, 113520770), (220, 91848623), (356, 56760385), (445, 45408308), (890, 22704154), (979, 20640140), (1780, 11352077), (1958, 10320070), (3916, 5160035), (4895, 4128028), (9790, 2064014), (19580, 1032007)]