39408880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{70373}}^1$

素因数の和:70393

約数の個数: 40

約数和(自身を含む): 104716512

約数和(自身を除く): 65307632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 70373, 140746, 281492, 351865, 492611, 562984, 703730, 985222, 1125968, 1407460, 1970444, 2463055, 2814920, 3940888, 4926110, 5629840, 7881776, 9852220, 19704440, 39408880]

約数ペア:

[(1, 39408880), (2, 19704440), (4, 9852220), (5, 7881776), (7, 5629840), (8, 4926110), (10, 3940888), (14, 2814920), (16, 2463055), (20, 1970444), (28, 1407460), (35, 1125968), (40, 985222), (56, 703730), (70, 562984), (80, 492611), (112, 351865), (140, 281492), (280, 140746), (560, 70373)]