123605120

素因数分解:

$2^7\times 5^1\times {\mathrm{193133}}^1$

素因数の和:193152

約数の個数: 32

約数和(自身を含む): 295495020

約数和(自身を除く): 171889900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 193133, 386266, 772532, 965665, 1545064, 1931330, 3090128, 3862660, 6180256, 7725320, 12360512, 15450640, 24721024, 30901280, 61802560, 123605120]

約数ペア:

[(1, 123605120), (2, 61802560), (4, 30901280), (5, 24721024), (8, 15450640), (10, 12360512), (16, 7725320), (20, 6180256), (32, 3862660), (40, 3090128), (64, 1931330), (80, 1545064), (128, 965665), (160, 772532), (320, 386266), (640, 193133)]