2305495568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{176369}}^1$

素因数の和:176439

約数の個数: 40

約数和(自身を含む): 4811373600

約数和(自身を除く): 2505878032

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 176369, 352738, 705476, 1410952, 2821904, 3351011, 6702022, 7583867, 13404044, 15167734, 26808088, 30335468, 53616176, 60670936, 121341872, 144093473, 288186946, 576373892, 1152747784, 2305495568]

約数ペア:

[(1, 2305495568), (2, 1152747784), (4, 576373892), (8, 288186946), (16, 144093473), (19, 121341872), (38, 60670936), (43, 53616176), (76, 30335468), (86, 26808088), (152, 15167734), (172, 13404044), (304, 7583867), (344, 6702022), (688, 3351011), (817, 2821904), (1634, 1410952), (3268, 705476), (6536, 352738), (13072, 176369)]