8720424

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3950

約数の個数: 48

約数和(自身を含む): 24385920

約数和(自身を除く): 15665496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 3907, 7814, 11721, 15628, 23442, 31256, 35163, 46884, 70326, 93768, 121117, 140652, 242234, 281304, 363351, 484468, 726702, 968936, 1090053, 1453404, 2180106, 2906808, 4360212, 8720424]

約数ペア:

[(1, 8720424), (2, 4360212), (3, 2906808), (4, 2180106), (6, 1453404), (8, 1090053), (9, 968936), (12, 726702), (18, 484468), (24, 363351), (31, 281304), (36, 242234), (62, 140652), (72, 121117), (93, 93768), (124, 70326), (186, 46884), (248, 35163), (279, 31256), (372, 23442), (558, 15628), (744, 11721), (1116, 7814), (2232, 3907)]