629120

素因数分解:

$2^7\times 5^1\times {\mathrm{983}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 1505520

約数和(自身を除く): 876400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 983, 1966, 3932, 4915, 7864, 9830, 15728, 19660, 31456, 39320, 62912, 78640, 125824, 157280, 314560, 629120]

約数ペア:

[(1, 629120), (2, 314560), (4, 157280), (5, 125824), (8, 78640), (10, 62912), (16, 39320), (20, 31456), (32, 19660), (40, 15728), (64, 9830), (80, 7864), (128, 4915), (160, 3932), (320, 1966), (640, 983)]