287014720

素因数分解:

$2^6\times 5^1\times {\mathrm{896921}}^1$

素因数の和:896938

約数の個数: 28

約数和(自身を含む): 683454564

約数和(自身を除く): 396439844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 896921, 1793842, 3587684, 4484605, 7175368, 8969210, 14350736, 17938420, 28701472, 35876840, 57402944, 71753680, 143507360, 287014720]

約数ペア:

[(1, 287014720), (2, 143507360), (4, 71753680), (5, 57402944), (8, 35876840), (10, 28701472), (16, 17938420), (20, 14350736), (32, 8969210), (40, 7175368), (64, 4484605), (80, 3587684), (160, 1793842), (320, 896921)]