395678240

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{9403}}^1$

素因数の和:9681

約数の個数: 48

約数和(自身を含む): 938443968

約数和(自身を除く): 542765728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 9403, 10520, 18806, 21040, 37612, 42080, 47015, 75224, 94030, 150448, 188060, 300896, 376120, 752240, 1504480, 2472989, 4945978, 9891956, 12364945, 19783912, 24729890, 39567824, 49459780, 79135648, 98919560, 197839120, 395678240]

約数ペア:

[(1, 395678240), (2, 197839120), (4, 98919560), (5, 79135648), (8, 49459780), (10, 39567824), (16, 24729890), (20, 19783912), (32, 12364945), (40, 9891956), (80, 4945978), (160, 2472989), (263, 1504480), (526, 752240), (1052, 376120), (1315, 300896), (2104, 188060), (2630, 150448), (4208, 94030), (5260, 75224), (8416, 47015), (9403, 42080), (10520, 37612), (18806, 21040)]