13319360

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 56

約数和(自身を含む): 32095440

約数和(自身を除く): 18776080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 389, 428, 535, 778, 856, 1070, 1556, 1712, 1945, 2140, 3112, 3424, 3890, 4280, 6224, 6848, 7780, 8560, 12448, 15560, 17120, 24896, 31120, 34240, 41623, 62240, 83246, 124480, 166492, 208115, 332984, 416230, 665968, 832460, 1331936, 1664920, 2663872, 3329840, 6659680, 13319360]

約数ペア:

[(1, 13319360), (2, 6659680), (4, 3329840), (5, 2663872), (8, 1664920), (10, 1331936), (16, 832460), (20, 665968), (32, 416230), (40, 332984), (64, 208115), (80, 166492), (107, 124480), (160, 83246), (214, 62240), (320, 41623), (389, 34240), (428, 31120), (535, 24896), (778, 17120), (856, 15560), (1070, 12448), (1556, 8560), (1712, 7780), (1945, 6848), (2140, 6224), (3112, 4280), (3424, 3890)]