2039446520

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{222647}}^1$

素因数の和:222887

約数の個数: 32

約数和(自身を含む): 4608813600

約数和(自身を除く): 2569367080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 222647, 445294, 890588, 1113235, 1781176, 2226470, 4452940, 8905880, 50986163, 101972326, 203944652, 254930815, 407889304, 509861630, 1019723260, 2039446520]

約数ペア:

[(1, 2039446520), (2, 1019723260), (4, 509861630), (5, 407889304), (8, 254930815), (10, 203944652), (20, 101972326), (40, 50986163), (229, 8905880), (458, 4452940), (916, 2226470), (1145, 1781176), (1832, 1113235), (2290, 890588), (4580, 445294), (9160, 222647)]