1373702980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{547}}^1\times {\mathrm{743}}^1$

素因数の和:1325

約数の個数: 72

約数和(自身を含む): 3133674432

約数和(自身を除く): 1759971452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 547, 676, 743, 845, 1094, 1486, 1690, 2188, 2735, 2972, 3380, 3715, 5470, 7111, 7430, 9659, 10940, 14222, 14860, 19318, 28444, 35555, 38636, 48295, 71110, 92443, 96590, 125567, 142220, 184886, 193180, 251134, 369772, 406421, 462215, 502268, 627835, 812842, 924430, 1255670, 1625684, 1848860, 2032105, 2511340, 4064210, 5283473, 8128420, 10566946, 21133892, 26417365, 52834730, 68685149, 105669460, 137370298, 274740596, 343425745, 686851490, 1373702980]

約数ペア:

[(1, 1373702980), (2, 686851490), (4, 343425745), (5, 274740596), (10, 137370298), (13, 105669460), (20, 68685149), (26, 52834730), (52, 26417365), (65, 21133892), (130, 10566946), (169, 8128420), (260, 5283473), (338, 4064210), (547, 2511340), (676, 2032105), (743, 1848860), (845, 1625684), (1094, 1255670), (1486, 924430), (1690, 812842), (2188, 627835), (2735, 502268), (2972, 462215), (3380, 406421), (3715, 369772), (5470, 251134), (7111, 193180), (7430, 184886), (9659, 142220), (10940, 125567), (14222, 96590), (14860, 92443), (19318, 71110), (28444, 48295), (35555, 38636)]