139177780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24247}}^1$

素因数の和:24304

約数の個数: 48

約数和(自身を含む): 342187776

約数和(自身を除く): 203009996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 24247, 48494, 96988, 121235, 169729, 242470, 339458, 484940, 678916, 848645, 994127, 1697290, 1988254, 3394580, 3976508, 4970635, 6958889, 9941270, 13917778, 19882540, 27835556, 34794445, 69588890, 139177780]

約数ペア:

[(1, 139177780), (2, 69588890), (4, 34794445), (5, 27835556), (7, 19882540), (10, 13917778), (14, 9941270), (20, 6958889), (28, 4970635), (35, 3976508), (41, 3394580), (70, 1988254), (82, 1697290), (140, 994127), (164, 848645), (205, 678916), (287, 484940), (410, 339458), (574, 242470), (820, 169729), (1148, 121235), (1435, 96988), (2870, 48494), (5740, 24247)]