304877480

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{23027}}^1$

素因数の和:23369

約数の個数: 32

約数和(自身を含む): 688076640

約数和(自身を除く): 383199160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 23027, 46054, 92108, 115135, 184216, 230270, 460540, 921080, 7621937, 15243874, 30487748, 38109685, 60975496, 76219370, 152438740, 304877480]

約数ペア:

[(1, 304877480), (2, 152438740), (4, 76219370), (5, 60975496), (8, 38109685), (10, 30487748), (20, 15243874), (40, 7621937), (331, 921080), (662, 460540), (1324, 230270), (1655, 184216), (2648, 115135), (3310, 92108), (6620, 46054), (13240, 23027)]