1314820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 2997540

約数和(自身を除く): 1682720

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 389, 676, 778, 845, 1556, 1690, 1945, 3380, 3890, 5057, 7780, 10114, 20228, 25285, 50570, 65741, 101140, 131482, 262964, 328705, 657410, 1314820]

約数ペア:

[(1, 1314820), (2, 657410), (4, 328705), (5, 262964), (10, 131482), (13, 101140), (20, 65741), (26, 50570), (52, 25285), (65, 20228), (130, 10114), (169, 7780), (260, 5057), (338, 3890), (389, 3380), (676, 1945), (778, 1690), (845, 1556)]