2053707280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1\times {\mathrm{691}}^1$

素因数の和:1184

約数の個数: 80

約数和(自身を含む): 4843689984

約数和(自身を除く): 2789982704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 383, 388, 485, 691, 766, 776, 970, 1382, 1532, 1552, 1915, 1940, 2764, 3064, 3455, 3830, 3880, 5528, 6128, 6910, 7660, 7760, 11056, 13820, 15320, 27640, 30640, 37151, 55280, 67027, 74302, 134054, 148604, 185755, 264653, 268108, 297208, 335135, 371510, 529306, 536216, 594416, 670270, 743020, 1058612, 1072432, 1323265, 1340540, 1486040, 2117224, 2646530, 2681080, 2972080, 4234448, 5293060, 5362160, 10586120, 21172240, 25671341, 51342682, 102685364, 128356705, 205370728, 256713410, 410741456, 513426820, 1026853640, 2053707280]

約数ペア:

[(1, 2053707280), (2, 1026853640), (4, 513426820), (5, 410741456), (8, 256713410), (10, 205370728), (16, 128356705), (20, 102685364), (40, 51342682), (80, 25671341), (97, 21172240), (194, 10586120), (383, 5362160), (388, 5293060), (485, 4234448), (691, 2972080), (766, 2681080), (776, 2646530), (970, 2117224), (1382, 1486040), (1532, 1340540), (1552, 1323265), (1915, 1072432), (1940, 1058612), (2764, 743020), (3064, 670270), (3455, 594416), (3830, 536216), (3880, 529306), (5528, 371510), (6128, 335135), (6910, 297208), (7660, 268108), (7760, 264653), (11056, 185755), (13820, 148604), (15320, 134054), (27640, 74302), (30640, 67027), (37151, 55280)]