447295660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{7589}}^1$

素因数の和:8026

約数の個数: 48

約数和(自身を含む): 1076201280

約数和(自身を除く): 628905620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1684, 2105, 2947, 4210, 5894, 7589, 8420, 11788, 14735, 15178, 29470, 30356, 37945, 53123, 58940, 75890, 106246, 151780, 212492, 265615, 531230, 1062460, 3194969, 6389938, 12779876, 15974845, 22364783, 31949690, 44729566, 63899380, 89459132, 111823915, 223647830, 447295660]

約数ペア:

[(1, 447295660), (2, 223647830), (4, 111823915), (5, 89459132), (7, 63899380), (10, 44729566), (14, 31949690), (20, 22364783), (28, 15974845), (35, 12779876), (70, 6389938), (140, 3194969), (421, 1062460), (842, 531230), (1684, 265615), (2105, 212492), (2947, 151780), (4210, 106246), (5894, 75890), (7589, 58940), (8420, 53123), (11788, 37945), (14735, 30356), (15178, 29470)]