3974720

素因数分解:

$2^6\times 5^1\times {\mathrm{12421}}^1$

素因数の和:12438

約数の個数: 28

約数和(自身を含む): 9465564

約数和(自身を除く): 5490844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12421, 24842, 49684, 62105, 99368, 124210, 198736, 248420, 397472, 496840, 794944, 993680, 1987360, 3974720]

約数ペア:

[(1, 3974720), (2, 1987360), (4, 993680), (5, 794944), (8, 496840), (10, 397472), (16, 248420), (20, 198736), (32, 124210), (40, 99368), (64, 62105), (80, 49684), (160, 24842), (320, 12421)]