1390816400930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{3943}}^1\times {\mathrm{4987}}^1$

素因数の和:9591

約数の個数: 64

約数和(自身を含む): 2736547365888

約数和(自身を除く): 1345730964958

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 643, 1286, 3215, 3943, 4987, 6430, 7073, 7886, 9974, 14146, 19715, 24935, 35365, 39430, 43373, 49870, 54857, 70730, 86746, 109714, 216865, 274285, 433730, 548570, 2535349, 3206641, 5070698, 6413282, 12676745, 16033205, 19663741, 25353490, 27888839, 32066410, 35273051, 39327482, 55777678, 70546102, 98318705, 139444195, 176365255, 196637410, 216301151, 278888390, 352730510, 432602302, 1081505755, 2163011510, 12643785463, 25287570926, 63218927315, 126437854630, 139081640093, 278163280186, 695408200465, 1390816400930]

約数ペア:

[(1, 1390816400930), (2, 695408200465), (5, 278163280186), (10, 139081640093), (11, 126437854630), (22, 63218927315), (55, 25287570926), (110, 12643785463), (643, 2163011510), (1286, 1081505755), (3215, 432602302), (3943, 352730510), (4987, 278888390), (6430, 216301151), (7073, 196637410), (7886, 176365255), (9974, 139444195), (14146, 98318705), (19715, 70546102), (24935, 55777678), (35365, 39327482), (39430, 35273051), (43373, 32066410), (49870, 27888839), (54857, 25353490), (70730, 19663741), (86746, 16033205), (109714, 12676745), (216865, 6413282), (274285, 5070698), (433730, 3206641), (548570, 2535349)]