73869440

素因数分解:

$2^7\times 5^1\times {\mathrm{115421}}^1$

素因数の和:115440

約数の個数: 32

約数和(自身を含む): 176595660

約数和(自身を除く): 102726220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 115421, 230842, 461684, 577105, 923368, 1154210, 1846736, 2308420, 3693472, 4616840, 7386944, 9233680, 14773888, 18467360, 36934720, 73869440]

約数ペア:

[(1, 73869440), (2, 36934720), (4, 18467360), (5, 14773888), (8, 9233680), (10, 7386944), (16, 4616840), (20, 3693472), (32, 2308420), (40, 1846736), (64, 1154210), (80, 923368), (128, 577105), (160, 461684), (320, 230842), (640, 115421)]