4388480

素因数分解:

$2^7\times 5^1\times {\mathrm{6857}}^1$

素因数の和:6876

約数の個数: 32

約数和(自身を含む): 10492740

約数和(自身を除く): 6104260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6857, 13714, 27428, 34285, 54856, 68570, 109712, 137140, 219424, 274280, 438848, 548560, 877696, 1097120, 2194240, 4388480]

約数ペア:

[(1, 4388480), (2, 2194240), (4, 1097120), (5, 877696), (8, 548560), (10, 438848), (16, 274280), (20, 219424), (32, 137140), (40, 109712), (64, 68570), (80, 54856), (128, 34285), (160, 27428), (320, 13714), (640, 6857)]