2015771780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{52963}}^1$

素因数の和:53156

約数の個数: 48

約数和(自身を含む): 4644730944

約数和(自身を除く): 2628959164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3460, 3806, 7612, 9515, 19030, 38060, 52963, 105926, 211852, 264815, 529630, 582593, 1059260, 1165186, 2330372, 2912965, 5825930, 9162599, 11651860, 18325198, 36650396, 45812995, 91625990, 100788589, 183251980, 201577178, 403154356, 503942945, 1007885890, 2015771780]

約数ペア:

[(1, 2015771780), (2, 1007885890), (4, 503942945), (5, 403154356), (10, 201577178), (11, 183251980), (20, 100788589), (22, 91625990), (44, 45812995), (55, 36650396), (110, 18325198), (173, 11651860), (220, 9162599), (346, 5825930), (692, 2912965), (865, 2330372), (1730, 1165186), (1903, 1059260), (3460, 582593), (3806, 529630), (7612, 264815), (9515, 211852), (19030, 105926), (38060, 52963)]