1780498824

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{438979}}^1$

素因数の和:439014

約数の個数: 48

約数和(自身を含む): 4820000400

約数和(自身を除く): 3039501576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 438979, 877958, 1316937, 1755916, 2633874, 3511832, 5267748, 5706727, 10535496, 11413454, 17120181, 22826908, 34240362, 45653816, 68480724, 74187451, 136961448, 148374902, 222562353, 296749804, 445124706, 593499608, 890249412, 1780498824]

約数ペア:

[(1, 1780498824), (2, 890249412), (3, 593499608), (4, 445124706), (6, 296749804), (8, 222562353), (12, 148374902), (13, 136961448), (24, 74187451), (26, 68480724), (39, 45653816), (52, 34240362), (78, 22826908), (104, 17120181), (156, 11413454), (169, 10535496), (312, 5706727), (338, 5267748), (507, 3511832), (676, 2633874), (1014, 1755916), (1352, 1316937), (2028, 877958), (4056, 438979)]