264556570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{6997}}^1$

素因数の和:7222

約数の個数: 32

約数和(自身を含む): 503856000

約数和(自身を除く): 239299430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 6997, 7562, 13994, 18905, 34985, 37810, 69970, 132943, 265886, 664715, 1329430, 1392403, 2784806, 6962015, 13924030, 26455657, 52911314, 132278285, 264556570]

約数ペア:

[(1, 264556570), (2, 132278285), (5, 52911314), (10, 26455657), (19, 13924030), (38, 6962015), (95, 2784806), (190, 1392403), (199, 1329430), (398, 664715), (995, 265886), (1990, 132943), (3781, 69970), (6997, 37810), (7562, 34985), (13994, 18905)]