1317291220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1499}}^1\times {\mathrm{6277}}^1$

素因数の和:7792

約数の個数: 48

約数和(自身を含む): 3164112000

約数和(自身を除く): 1846820780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1499, 2998, 5996, 6277, 7495, 10493, 12554, 14990, 20986, 25108, 29980, 31385, 41972, 43939, 52465, 62770, 87878, 104930, 125540, 175756, 209860, 219695, 439390, 878780, 9409223, 18818446, 37636892, 47046115, 65864561, 94092230, 131729122, 188184460, 263458244, 329322805, 658645610, 1317291220]

約数ペア:

[(1, 1317291220), (2, 658645610), (4, 329322805), (5, 263458244), (7, 188184460), (10, 131729122), (14, 94092230), (20, 65864561), (28, 47046115), (35, 37636892), (70, 18818446), (140, 9409223), (1499, 878780), (2998, 439390), (5996, 219695), (6277, 209860), (7495, 175756), (10493, 125540), (12554, 104930), (14990, 87878), (20986, 62770), (25108, 52465), (29980, 43939), (31385, 41972)]