7140821780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{75821}}^1$

素因数の和:76124

約数の個数: 48

約数和(自身を含む): 15935358096

約数和(自身を除く): 8794536316

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 277, 340, 554, 1108, 1385, 2770, 4709, 5540, 9418, 18836, 23545, 47090, 75821, 94180, 151642, 303284, 379105, 758210, 1288957, 1516420, 2577914, 5155828, 6444785, 12889570, 21002417, 25779140, 42004834, 84009668, 105012085, 210024170, 357041089, 420048340, 714082178, 1428164356, 1785205445, 3570410890, 7140821780]

約数ペア:

[(1, 7140821780), (2, 3570410890), (4, 1785205445), (5, 1428164356), (10, 714082178), (17, 420048340), (20, 357041089), (34, 210024170), (68, 105012085), (85, 84009668), (170, 42004834), (277, 25779140), (340, 21002417), (554, 12889570), (1108, 6444785), (1385, 5155828), (2770, 2577914), (4709, 1516420), (5540, 1288957), (9418, 758210), (18836, 379105), (23545, 303284), (47090, 151642), (75821, 94180)]