317632840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1134403}}^1$

素因数の和:1134421

約数の個数: 32

約数和(自身を含む): 816770880

約数和(自身を除く): 499138040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1134403, 2268806, 4537612, 5672015, 7940821, 9075224, 11344030, 15881642, 22688060, 31763284, 39704105, 45376120, 63526568, 79408210, 158816420, 317632840]

約数ペア:

[(1, 317632840), (2, 158816420), (4, 79408210), (5, 63526568), (7, 45376120), (8, 39704105), (10, 31763284), (14, 22688060), (20, 15881642), (28, 11344030), (35, 9075224), (40, 7940821), (56, 5672015), (70, 4537612), (140, 2268806), (280, 1134403)]